eCell extended battery - Galaxy Note II Accessories

I recently bought one of the eCell Gold 4500mah extended batteries from Amazon. When I looked this morning they were no longer in stock. It is an extended battery that uses the stock battery door. Just barely. It is a very tight fit. But I had my doubts as to it really being 4500mah. I just finished my 3rd charge cycle on it and I must say that I am impressed with the results so far. The majority of the screen on time was using FBReader to read a book. I also did some gaming, interenet browsing, texting, and made a few phone calls. I don't know how long it will hold up. I will report that after a month of use.

Does NFC work?
Sent from my SCH-I605 using xda app-developers app

Is the battery physically larger than the stock one? If it isn't I doubt it's 4500mah...as many "gold" batteries claim much more life but use the same size.
Could you post pictures of this battery side by side with the stock one?

Do you have a link to where we can get one?

ElAguila said:
I recently bought one of the eCell Gold 4500mah extended batteries from Amazon. When I looked this morning they were no longer in stock. It is an extended battery that uses the stock battery door. Just barely. It is a very tight fit. But I had my doubts as to it really being 4500mah. I just finished my 3rd charge cycle on it and I must say that I am impressed with the results so far. The majority of the screen on time was using FBReader to read a book. I also did some gaming, interenet browsing, texting, and made a few phone calls. I don't know how long it will hold up. I will report that after a month of use.
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I don't think you should trust that "Battery Management" app to actually give you the capacity for the battery you use. In that app, you actually type in 4500 mAh for what you think the capacity is and then the app just estimates drainage around that number. It's not reliable to measure the mAh for a battery this way.
From looking at your Android battery usage breakdown, it doesn't look any different than what a stock battery would do. Your on screen time looks particularly low for a 4500 mAh battery should provide and looks in line with the battery stats in the battery stats thread where people use stock 3100 mAh batteries.

Don't know about NFC as I don't use it. Physically it is slightly larger than the stock battery. I don't know where you could get them now. I got mine from amazon. As far as the capacity, I doubt it is much better than stock but for me it is getting about the same or a little better on screen time as my stock battery did. Maybe the stock battery I got wasn't that good but I couldn't get 8 hours of screen on time from it. The eCell was only $20 so that is not a bad price. For a gold battery the performance is pretty decent.

Related

HTC HD2 Extended Media Battery + Battery Cover BP E400

Anybody know if this "HTC HD2 Extended Media Battery + Battery Cover BP E400" is going to fit/compatible with T-mobile htc-hd2?
http://i.expansys.com/i/b/b195058.jpg
LOL that thing is huge!! It doesn't look that comfortable. I just bought a second battery as a back up. I figure that since I am pulling out my battery to reset the phone once or twice every day that I would make sense to have a fully charged battery in case I was low on juice or something.
I saw Mugen Power 2600mah extended battery with build in reset hole
adamhlj said:
LOL that thing is huge!! It doesn't look that comfortable. I just bought a second battery as a back up. I figure that since I am pulling out my battery to reset the phone once or twice every day that I would make sense to have a fully charged battery in case I was low on juice or something.
Click to expand...
Click to collapse
I saw Mugen Power 2600mah extended battery which is thinner than the OEM with reset
hole on the cover, you donot need to remove the battery cover in case you need to reset,
you can find our from Youtube.
I would love to see a profile shot of one of these. I have not seen a single one...no comparisons...nothing.
WOW that would make my hd2 look like one of the 90's cellphones
anyways you should take a look at ZAGGsparq™ Portable charger
its a bit pricey but I think It would be worth the money, Im thinking of buying it
I just received mine from Expansys USA. I will post pics later with it on my TMobile HD2.
deemota said:
I just received mine from Expansys USA. I will post pics later with it on my TMobile HD2.
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Click to collapse
Awesome! Can't wait to see, also curious as to how long it will last. Do some battery testing for us please
http://twitpic.com/1oq7x4
http://twitpic.com/1p1ev2
http://twitpic.com/1p1ezz
http://twitpic.com/1p1f3n
http://twitpic.com/1p1f7k
http://twitpic.com/1p1fkt
http://twitpic.com/1p1fq0
So far I have had it for 24 hrs. Push email, alot of texts, a few calls, lots of browsing, just my everyday use and it's at 58% right now. AWESOME!!!!!!!
deemota said:
So far I have had it for 24 hrs. Push email, alot of texts, a few calls, lots of browsing, just my everyday use and it's at 58% right now. AWESOME!!!!!!!
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Click to collapse
Thanks for all the pics!
Does the kickstand feel pretty sturdy? And, does it "snap" into fully-open/fully-closed positions, or does it travel freely between them?
Does anyone have any news on when the extended life SLIM battery will be released, either by SEIDIO or MUGEN POWER? I'd like more battery life but not that huge back.
*EDIT* Found one from Mugen Power.. only and extra 70 mAh.. not sure if it's worth it but I might buy.
I have the andida battery, its a def. improvement from the stock one! I wanted to test it out, but im currently occupied with the CFA.
alvinmathew88 said:
I have the andida battery, its a def. improvement from the stock one! I wanted to test it out, but im currently occupied with the CFA.
Click to expand...
Click to collapse
have you tested this out yet? is it lasting any longer? what's the mah? any memory loss?
Let us know!!!
ill be back on the forums after june 5th... the results are good better than stock battery for sure.
i heard that HTC HD2 Extended Battery BP E400 will not fit HD2 TMOUS version very well and i am looking for someone to confirm this for me ?
Well im bored in my class. So i guess, ill write up this review.
First off, I purchased andida battery off ebay, and is a very well known, i believe korean battery maker. It took two weeks from Hong Kong for me to receive the battery. Second, i did proper break-in for the battery, about 5-6full charge & discharges. The OEM battery barely lasted the entire day for me, i disconnect from the charger at 9 A.M., and by 8:30, im at 1%!! With the new battery, the same goes, but by 8:30, im at 15%, and will die by about 10ish. I have the phone set for push email, and the bulk of my email comes in about between 10am & 2pm. The Sense updates are set to 4 hour updates & im constantly connected to 3G. The phone never sees a charger in between 9AM & 10pm. Hopefully this sheds some light about this battery.
Reply: No memory loss. mAh, see below.
Andida Battery Specs
LI-ION Long Lasting
High Capacity Li-ion Battery
3.7v 1600mAh
alvinmathew88 said:
Well im bored in my class. So i guess, ill write up this review.
First off, I purchased andida battery off ebay, and is a very well known, i believe korean battery maker. It took two weeks from Hong Kong for me to receive the battery. Second, i did proper break-in for the battery, about 5-6full charge & discharges. The OEM battery barely lasted the entire day for me, i disconnect from the charger at 9 A.M., and by 8:30, im at 1%!! With the new battery, the same goes, but by 8:30, im at 15%, and will die by about 10ish. I have the phone set for push email, and the bulk of my email comes in about between 10am & 2pm. The Sense updates are set to 4 hour updates & im constantly connected to 3G. The phone never sees a charger in between 9AM & 10pm. Hopefully this sheds some light about this battery.
Reply: No memory loss. mAh, see below.
Andida Battery Specs
LI-ION Long Lasting
High Capacity Li-ion Battery
3.7v 1600mAh
Click to expand...
Click to collapse
Can you please post a link where on ebay you bought the battery from ?
I'm using the 2600mah Mugen extended battery and I gotta say its a huge improvement. I work 10 hour shifts and I use to leave work with only about 30-20% left and now I'm at 65-70% at the end of shift. I use it as a router a couple times a day, listen to a couple songs, and look stuff up online. I was real timid about using my phone at all cuz it would kill my battery, but now I have no problems with heavy usage. It does take a couple charges to really unlock the batteries full capacity.
vikramdhani said:
i heard that HTC HD2 Extended Battery BP E400 will not fit HD2 TMOUS version very well and i am looking for someone to confirm this for me ?
Click to expand...
Click to collapse
On the first page some one has provided several pics of the E400 on the TMOUS HD2. Everything seems to fit fine
ddgarcia05 said:
I'm using the 2600mah Mugen extended battery and I gotta say its a huge improvement. I work 10 hour shifts and I use to leave work with only about 30-20% left and now I'm at 65-70% at the end of shift. I use it as a router a couple times a day, listen to a couple songs, and look stuff up online. I was real timid about using my phone at all cuz it would kill my battery, but now I have no problems with heavy usage. It does take a couple charges to really unlock the batteries full capacity.
Click to expand...
Click to collapse
Ordered the same battery. Have had it about a week and a half, and I'm only by my third charge. The only complaints I have so far are the 4-5 12 hour charges that the instructions say you should do initially (thankfully I only have 2 more charges to go); and the battery cover included is flimsy. It pops off with the slightest touch. Might be just a defect on mine, but maybe others can confirm this. Good thing I had another cover that stays on.
Mugenpower extended battery case
Has anyone ordered the mugen power extended battery case. Imwondering if it will fit tmobilehd2 due to the slight difference in size. I know that a lot of us are looking for a case for an extended battery. It's avail. At mugenpower.net

Mugen Power Batteries Releases 1800mAh Extended Battery for HTC Legend

Has anyone used the following battery..?
Source -->> prweb.com/releases/2010/06/prweb4065814.htm
The new Mugen Power battery increases usage time of popular HTC Legend by almost 40%.
Raleigh, NC (PRWEB) June 1, 2010 -- Mugen Power Batteries producer of premium quality extended batteries for mobile devices, announced the launch of new extended battery for HTC Legend BB00100. The new product - HLI-LegendXL has a capacity of 1800mAh - 40% more than the stock HTC Legend battery, which only has 1300mAh.
Short battery life has been reported as one of the main issues with HTC Legend device equipped with 600 MHz processor and 3.2-inch screen. Mugen Power battery solves this problem with the new extended battery. 40% additional power provides enough usage time for gadget consumer on a constant move.
ABOUT MUGEN POWER BATTERIES
Mugen Power is the worldwide leading brand of high performance batteries for portable electronic devices. The superior quality results in longer battery life and better protection of the powered device. All Mugen Power batteries undergo vigorous QA procedure, resulting in Mugen Power achieving the lowest return rate in the industry. All Mugen Power batteries are CE and RoHS approved. Mugen Power batteries are premium product and designed for experienced users, who understand importance of quality for long battery life and safety of everyday use. Newest Mugen Power products include 2400mAh battery for Nokia N900, 2600mAh battery for HTC HD2, 3200mAh battery for Google Nexus One and 3900mAH battery for Huawei e5830.
...sounds definitely interesting! It seems to be a company in Hong Kong. Are the $46.95 quoted therefore HK Dollar? ;-)
Any first-hand experience?
ill wait till i see some real life reviews before i get one of these but it sounds promising!
I have mine on order now. Upgrading to a 1500mah battery made a decent difference in usabillity, hoping for the same difference again in a step up to 1800mah.
Should get two days battery life out of it then between charges
Friend..Do not forget to post your experience in Detail.
Your experience will make 100's other crying people happy or sad....(they will decide whether to buy this or not)
zabaknilesh said:
Do not forget to post your experience in Detail.
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Click to collapse
agree 100%! ;-)
Link to Mugen battery
There's a link for this battery, but I can't post it because I'm a new user, just google Mugen.
I'm considering buying this for my T-Mobile/HTC MyTouch 3G Slide, if it's any good. I'd like to find a dock to charge this battery! If anyone finds one, let me know.
Doug
any news yet? I wan't to know the result
mjw21a said:
I have mine on order now. Upgrading to a 1500mah battery made a decent difference in usabillity, hoping for the same difference again in a step up to 1800mah.
Should get two days battery life out of it then between charges
Click to expand...
Click to collapse
Did you get the battery, or is it still on its way?
Edit: Someone on a Dutch forum has this battery and will report in a few days. I will post his findings here!
First review from a Dutch forum (translated from Dutch, so it might be a little iffy):
I've got the Mugen Power Extended Battery for HTC 1800mAh Legend BB00100 a few days now. Enough time (following the instructions) to fully charge and empty the battery a few times. I drained the battery by leaving the phone running Google Maps navigation. Yesterday and today was the first normal use.
Old situation: Before I had this battery, I was happy if the battery could make it through one working day. With light use in the morning, and in the evening with 40-50% left to do some web browsing. If I didn't put it on the charger at night, the next morning it was about 15%, not enough to start the day. Under normal to heavy use I never made it to the end of the day without charging in between.
New situation: With the same kind of usage it's about 70% in the evening. Again some web browsing before bed and no charger. This morning there was still 43%.
Conclusion: I still put it on the charger because I'm still unlikely to make it through an entire day. But what's clear is that I can make it easily through one day even with heavier use, no more charging in between. That makes the purchase worth for me.
Don't expect that you now can navigate for hours without draining your battery because that won't change. That was exactly what I hoped it would cause. Nothing more annoying than a device to with normal to heavy use that won't make it through one day. Striking is that the Battery Graph program (from where I get these measurements) shows that this battery longer stays at 100% and about as steep downhill runs compared to the standard battery.
so, to resume... even with the 1800mah battery, heavy use will make legend go for just one day...lol
this is intriguing to me...
how in the heck can a Samsung Galaxy Spica GT-I5700, with android 2.1 (there is an update for it now) last about 3 days with normal-heavy use, with the original battery of only 1500mah?!?!?!?! something is very wrong with Legend power usage...
PS. I've seen with my own eyes what I've said about the Samsung...
Yeah, I know it's strange.. Maybe the rom cookers can find out what's causing the power issue.
that would be nice, but I don't know what is the technical skills required to find out...
I can use the battery for 2 to 3days with browsing and some navigation (and 3G is always on, GPS only when needed). BUT: I use taskpanel lite too autokill most programs on standby, really made much difference for me
Sent from my HTC Legend using XDA App
The reviewer from the Dutch forum said that the battery does what it stands for.. So it will add about 30% battery life and it will hold up better under heavy use.
creatif said:
The reviewer from the Dutch forum said that the battery does what it stands for.. So it will add about 30% battery life and it will hold up better under heavy use.
Click to expand...
Click to collapse
Op welk forum heb je dit gelezen?
On what forum did you found this?
frullewulle said:
Op welk forum heb je dit gelezen?
On what forum did you found this?
Click to expand...
Click to collapse
Tweakers.net:
http://gathering.tweakers.net/forum/list_messages/1393926/129
Bericht van Vmu
Message from Vmu
Hi,
What about the size of the Mugen Power Extended 1800mAh Battery? Is it the same size as the original 1300mAh one? If not, how much bigger it is? Any photos?
On Mugen website it says:
"The extra size and weight increases pale into insignificance when you consider the true convenience the battery gives... it represents excellent value for money."
Thanks!
bodjor said:
Hi,
What about the size of the Mugen Power Extended 1800mAh Battery? Is it the same size as the original 1300mAh one? If not, how much bigger it is? Any photos?
On Mugen website it says:
"The extra size and weight increases pale into insignificance when you consider the true convenience the battery gives... it represents excellent value for money."
Thanks!
Click to expand...
Click to collapse
For the legend, the battery is the same size as the original (it has to be, since you can't remove the entire back of the phone and replace it with a larger back).
Weight? Not sure if it will be much heavier than the original.
I ordered mine and it's on the way, but it could takes weeks to get in
Mine is also on the way, and I was thinking about doing a mini-review of it. Not done like the other one here, but with the method mention earlier here: With the screen at maximum brightness and video running running and see who lasts the longest. Any other method? Maybe with a benchmark-tool standing at repeat, if there are any?
Suggestions?

HD2 Lithium Polymer Battery On Ebay!

Well guys, this would be a first:
http://cgi.ebay.com/Htc-HD-2-batter...311?pt=LH_DefaultDomain_0&hash=item3cb4d8f5af
But hold on though. It almost looks like a plain old re wrapped Li-Ion battery. The guys feedback makes me skeptical, too. Looks like he's new to Ebay.
Thoughts?
I believe its the same old crap. They say its 1600mA. But in reality even worse than standard 1200 mA. Price talks for itself.
AntonJart said:
I believe its the same old crap. They say its 1600mA. But in reality even worse than standard 1200 mA. Price talks for itself.
Click to expand...
Click to collapse
You know I see alot of talk about these 1600mah batteries from Japan and alot of speculation, but I have never seen anyone do any real world testing. I was planning on buying one of the 1600mah batteries and doing a setcpu stress test on it as well as the stock battery and record the results of how long it took each to fully discharge.
FireDemonSiC said:
You know I see alot of talk about these 1600mah batteries from Japan and alot of speculation, but I have never seen anyone do any real world testing. I was planning on buying one of the 1600mah batteries and doing a setcpu stress test on it as well as the stock battery and record the results of how long it took each to fully discharge.
Click to expand...
Click to collapse
Do it! If you become the guinea pig and the battery is indeed better, then you would be a hero in these parts lol.
The last battery I bought was a 'genuine' htc 1200mah from an amazon seller, turned out to be a fake that was obviously not htc.
Be careful with testing unknown batteries from unreliable sources, the fake one I had got very hot and was a poor fit into the phone. These phones are very temperature sensative and you would not want a lithium fire inside your HD2!
So is anyone willing to do some battery tests? I would be so happy if I could use a 1600 mAh battery and not need one of those huge, bulky battery covers.
Sent from my HD2 using XDA App
You should be very careful if you try a battery from an unknown or not certificated source. I read about many cases, where people bought some cheap batteries which turned into a little bomb, because of some reason. and i don't know if i want to end up in a roll chair for my whole life just because of a 20€ cheaper battery. A battery can damage your phone not only by heat. Such batteries have also some extra hard- AND software for controlling purposes integrated and if there's a problem, it could cause other problems in your phone.
The normal 1230mAh battery is not very bad, one day for such a huge display and some other features is enough. and if i have to go to the jungle and can't charge my phone i will buy the bigger battery and won't mind about the thickness of my phone ^^
Just my thinkings
Silberpfeil3110 said:
The normal 1230mAh battery is not very bad, one day for such a huge display and some other features is enough. and if i have to go to the jungle and can't charge my phone i will buy the bigger battery and won't mind about the thickness of my phone ^^
Just my thinkings
Click to expand...
Click to collapse
I actually can confirm, I can go with my phone with minimal to moderate use for several days. But when I am at work and playing with it nonstop - 4 hours maximum. That is why I got myself a GTMax battery
AntonJart said:
I actually can confirm, I can go with my phone with minimal to moderate use for several days. But when I am at work and playing with it nonstop - 4 hours maximum. That is why I got myself a GTMax battery
Click to expand...
Click to collapse
I would also agree with this statement. None-the-less, I ordered one of the 1600mah batteries yesterday. We're gonna have to wait a few weeks for it to clear customs however before I can do any testing.
Not the first...
I have the andida 1600 Ma and it is labeled as Lithium Polymer.
I bought a 1600 mAh labeled battery from eBay which came with very good packaging and even a tin case. The labels on the sticker make it seem fancy and trustworthy. However, in my experience comparing that battery with the stock HTC 1230 mAh battery, there is no increase in uptime. On Aondroid both batteries read 1230 mAh. Even though the 1600 mAh battery claims to have that capacity it really does not. I even weighed both batteries on a scale. The 1600 mAh Li-on battery weighs less than the HTC original battery.
Sent from my HTC HD2 using XDA App
yassy said:
I bought a 1600 mAh labeled battery from eBay which came with very good packaging and even a tin case. The labels on the sticker make it seem fancy and trustworthy. However, in my experience comparing that battery with the stock HTC 1230 mAh battery, there is no increase in uptime. On Aondroid both batteries read 1230 mAh. Even though the 1600 mAh battery claims to have that capacity it really does not. I even weighed both batteries on a scale. The 1600 mAh Li-on battery weighs less than the HTC original battery.
Sent from my HTC HD2 using XDA App
Click to expand...
Click to collapse
It's not possible that a stronger battery is as big as the stock one. most of these people only put another label on a stock battery (or rebuild battery with the same power) and sell it for a higher price. I'm sure you won't get a Li-Ion battery with the same size as the stock one but stronger. With a Li-Po battery it's makeable but not easy and they'll have a higher price because of that.
Silberpfeil3110 said:
It's not possible that a stronger battery is as big as the stock one. most of these people only put another label on a stock battery (or rebuild battery with the same power) and sell it for a higher price. I'm sure you won't get a Li-Ion battery with the same size as the stock one but stronger. With a Li-Po battery it's makeable but not easy and they'll have a higher price because of that.
Click to expand...
Click to collapse
The price makes me suspicious as well. I don't notice a lot of difference in device up time with my Andida battery, but it is still new and it may increase as I get past those initial cycles.
... if I don't reflash more NRG ROMs! They give strange readings for the first few battery cycles after a flash. I just flashed one yesterday, so it will be a while before it settles down.
The Chinese knockoff battery got here today. We're about to find out if it can hold It's own once I put it through the first few charge cycles.
It's sad that I'm able to get an 1800 mAh battery for my G2 that isn't appreciably bigger than the stock 1300 mAh, but there's nothing equivalent for my HD2.
Can't you return it. There should be eBay's buyer protectiontion just say buyer gave you the wrong item

Extensive Review - Mugen HD2 Extended Battery 2,600mAh

Disclaimer: I know there is already another thread on Mugen HD2 Extended Battery 2,600mAh, but I would like to state that this is an official review since Mugen has provided me with a review unit to debunk the many bad comments given concerning their battery quality. This you can read from http://forum.xda-developers.com/showthread.php?t=1294124.
[BACKGROUND]
I have contacted www.mugen-power-batteries.com directly after hearing many comments concerning their false claims. I was surprised that they actually responded by providing me a review unit of the 2,600mAh. It is now on the way.
My review unit will be coming in about 2 weeks time. I will try to conduct an extensive review to determine the actual worth of the battery and whether they work as advertised. I will be conducting a few tests specifically on the battery, as objectively as possible. This would cover video playing, 3G usage, full valuation of the battery charge (using battery widget pro) to name a few.
If you would like a particular test to be conducted on the battery, please state and give a few ideas below. I will be comparing them against the original 1,230mAh from HTC.
I think as faithful users of our HTC HD2, I would really want to get the best extended battery. If this provides even 90% of the advertised capacity, it is already worth the money. Anything less would be pointless.
Thank you.
Larger cell will indeed be good but 2600mAh will be higher than reality as Mugen have admitted this already in a round about way on responses to another testers results.
A new standard HTC cell & new standard size 1500mAh Mugen is the test that needs to be done.
Any chance of a sample 1500mAh review unit ?
Mister B said:
Larger cell will indeed be good but 2600mAh will be higher than reality as Mugen have admitted this already in a round about way on responses to another testers results.
A new standard HTC cell & new standard size 1500mAh Mugen is the test that needs to be done.
Any chance of a sample 1500mAh review unit ?
Click to expand...
Click to collapse
I will try to get a 1,500mAh review unit after this one is done Oh, have Mugen admitted to that? Would be good if you can provide me with the link. Thanks!
Cant Wait for the review
Im Planning on getting one myself a 2,600mAh
BOOKMARKED
erlern said:
I will try to get a 1,500mAh review unit after this one is done Oh, have Mugen admitted to that? Would be good if you can provide me with the link. Thanks!
Click to expand...
Click to collapse
This was response to Dougs battery testing.
Not in any way slating Mugen but the mAh ratings marked on their cells are higher than what would be achieved in any lab test.
1500mah is the one I would love to see tested side by side with genuine cell in device & technician mAh testing.
Mugen cells are ok quality but for the asking price we need total transparency on actual cell capacity ...
I have no idea how good that battery is, but I bought this one about 6 months ago and it's working very well, doesn't gain much heat and it doesn't discharge itself much. Average battery consumption in standby is 6mA. All I can do is recommend you guys this one. And cover is really strong. And it's "bit" cheaper than Mugens
[email protected]/MB434B/review_MB434B.html
looking forward to seeing your test results...i just got me a 2400mAh battery and it lasts me about 15hours under heavy use...
Hi guys,
Sorry for the silence... I just received the battery today! Give me some time to get it charged and conditioned for testing
Let me know what else you would like me to test it with.
Display use is interesting for me, such like browsing etc.
Open a browser with some ads or something and look how long the Battery live..
My Galaxy SII gets there 4,5h.
Start the Match
Idc really care about that battery. I know its fake, but is there any real battery that's better then the original stock? 1400, 1450, 1500?? Not the fat ones with the kickstand
Just an update, I am still conditioning the battery. The first charge/recharge was really pathetic, at 12 hours before it was flat (moderate-heavy use). The second charge/recharge is much improved, I am on 25 hours on (moderate use) with 25% left (taking pictures, listening to music, games, surfing, etc.). I will begin formal testing after 4 full runs to find the optimum condition.
One things I have to say is that the ROM does play a high factor. I was on Dorimanx 3.0 and somehow the governors for oc/uc is not working properly as I kept getting some high drainage. Once I reverted to 2.9, the drainage was gone and it seems to sip battery at a much, much lower rate.
So many factors!!!!
By the way, I really like the battery cover. It is not cheap like the other China made products (unlabelled). I have already 4 different covers, and while I would prefer a metal back cover, this is the 2nd best
Can You please also start the heavy display usage test?
And put some pics please
Greetings
erlern said:
Just an update, I am still conditioning the battery. The first charge/recharge was really pathetic, at 12 hours before it was flat (moderate-heavy use). The second charge/recharge is much improved, I am on 25 hours on (moderate use) with 25% left (taking pictures, listening to music, games, surfing, etc.). I will begin formal testing after 4 full runs to find the optimum condition.
One things I have to say is that the ROM does play a high factor. I was on Dorimanx 3.0 and somehow the governors for oc/uc is not working properly as I kept getting some high drainage. Once I reverted to 2.9, the drainage was gone and it seems to sip battery at a much, much lower rate.
So many factors!!!!
By the way, I really like the battery cover. It is not cheap like the other China made products (unlabelled). I have already 4 different covers, and while I would prefer a metal back cover, this is the 2nd best
Click to expand...
Click to collapse
I have a few questions which i hope you dont mind answering:-
1. How did you recondition the battery?
2. Does your kernel recognise the battery's full capacity or do you do a battery pull then it jumps back up significantly? Im facing this problem at the moment...
thank you in advance!
how long will the battery last for heavy use like playing 3d games?this is important as i use my phone for gaming most
damnshah said:
I have a few questions which i hope you dont mind answering:-
1. How did you recondition the battery?
2. Does your kernel recognise the battery's full capacity or do you do a battery pull then it jumps back up significantly? Im facing this problem at the moment...
thank you in advance!
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1) I conditioning it by charging it overnight for 6-8 hours and then depleting it until it powers off (Actually, this is based on the instructions they gave in the parcel). I need to do it 5 times. Once done, I will be able to charge and stop charging when the indicator hits 100%. I basically use Battery Widget Pro (they have a feature called 'calibration'). Apparently, the battery itself states that it is 2,300mAh, but I think this is not accurate (hence the testing). You will know that the battery is fully charge when the indicator goes down to 0 (zero) mA (shows that the battery is not receiving any more charge).
2) Most cheap batteries have wrong indicators (e.g. temperature detection is not working, no indication of battery capacity). And yes, they suffer the need to 'pull the battery out first' before an additional amount is given. I bought one a while back, apparently one that has 3,000mAh. My observation is that the indicators are really gone. In fact, it will slowly go down to 50%, after which if you pull, it will give you 70%, once it goes down to 15%, it will last for a long while (30 minutes of browsing over 3G) before going down to 14%. Using that battery, I have been able to last 31 hours of moderate use (1 hour of music, 1 hour of gaming - not 3D, a few hours of browsing and a lot of photo taking). It costs only USD12 (thereabouts), which to me is the best deal yet. Down side of that battery is the very poor back battery cover. Using Battery Widget Pro (you have to charge fully and discharge until it shuts down and charge up again continuously), I got an estimated charge capacity of 1900mAh. Not bad don't you think?
The Mugen 2,600mAh easily matches my fake 3,000mAh one. The question is by how much. Sorry for the delay but my HD2 is my daily phone. So, I cant conduct full test like Engadget and other websites. But I'll do my best
relldroid said:
Idc really care about that battery. I know its fake, but is there any real battery that's better then the original stock? 1400, 1450, 1500?? Not the fat ones with the kickstand
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Try Andida batteries. I had the 1600mAh one and it was slightly better than the original (giving me about 1300mAh). I had that a while back.
After much charging and recharging, I can confirm that the battery has about 2,200+mAh. See the attached images to see the estimated calculation using Battery Widget Pro.
Charging takes about 2 hours plus using the wall charger. The last 2% takes the longest.
As per request I ran 2 emulation apps (sorry, no 3d games), fpse & n64oid. The former ran Strider 2 while the latter ran Legend of Zelda: Ocarina of Time. Do note that I have overclocked my phone to 1.6ghz. All in all, it ran for 4.5 hours with 15% battery left. I'm pretty sure it could have clocked 5hours easily. I think that it is a good performance for 2.2kmAh battery don't you think? See the images below for a read of what other apps I was running. I managed to deplete the whole charge after nearly 10 hours of extremely heavy usage!
What do you guys think? Okay?
Sent from my HD2 using xda premium
[Not the Mugen 2,600mAh Battery]
As an aside, I took and strip out the cheap battery which I bought for USD10, which claimed a 3000mAh, which only was about 2000mAh (+/- 200mAh) and took some photos of it. I can understand these extended batteries better. I am not an electronics person, but this would explain why it takes a restart to 'recognise' the 'remaining' battery on our devices.
Notice that they are basically two lower capacity batteries which are slapped together with the thin connectors and wrapped together with scotch tape.
I am not sure whether Mugen's the same, since it does not suffer from the 'restart-phone-to-get-additional-battery-reflected' scenario. However, I wonder whether there are any manufacturers who would just manufacture a genuine 2000mAh without merely slapping two products together (like in this picture). In light of this, it is much better to carry an external battery charger (anything more than 6,000mAh around!).
Anyone with electronic expertise want to comment on the pictures, please do.
Opps, forgot to add the photos of the battery and the battery cover which I mentioned. I find that after the first fall (yes, I tend to have accidents with my HD2 ... ) there is a slight creeking sound with the battery cover (nothing is chipped though). It is a rubberised battery cover, unlike the original metal cover. Still, the feel of the cover is great to the touch.
I am no longer using this device, but my dad is! It still works and have survived loads of damage... mostly dropping the device with the battery cover!

Mugen Power Batteries

I though I share this site with those who don't know.
Mugen Power is a reputable aftermarket battery manufacturer, and you will find many good feedback, reviews and recommendations about Mugen batteries on XDA.
The main site is here: http://www.mugen-power-batteries.com/
I am myself a Mugen product user and I would like to share once again how amazed I am by their customer support and social network persence, like for example if you follow up Mugen Power on facebook http://www.facebook.com/MugenPowerBatteries, they give 7% discount on their stuff. Many fans on facebook represents brand loyalty to clients, and you can see many fan comments and simple questions which are answered accordingly. If you have problems with you battery, it drains quickly, it charges slowly they exchange without questioning. Worldwide shipping is free of charge. Overall it is worth noticing.
Concerning Verizon Moto Droid Bionic Mugen has 2 products:
Its a 2000mAh Extended Battery, it fits the original cover. Slightly more powerful than original just enough to resolve the issues that might accure with factory battery.
And for extra power there is 4000mAh Extended Battery which enlarges the phone with an extra replacement backdoor, but improves the battery life at least 2.5 times.
I hope this little review will help you in your quests for battery replacements.
For questions, ask their facebook or write directly on their site, I always got my responces there so far.
I have ordered myself the 4000mAh battery for testing, and hope to post user experience results as soon as the battery arrives.
If you could, let us know if that battery will fit under the OEM extended cover. If so it would make a nice upgrade.
that is exactly what i was going to ask. let us know please
Sent from my DROID BIONIC using xda premium
I purchased the 2000mah mugen and it does fit under the OEM door.
Battery life with it though was actually less than the stock for me.
At times it would get really hot and just drain out when in use.
I keep it charged and use it as a spare in case I need it when taking long trips.
This is just my experience with it. Yours might be different, but as of now, I don't recommend the mugen 2000mah one.
Haven't tried the 4000.
Sent from my Xoom using xda premium
dellenrules said:
I purchased the 2000mah mugen and it does fit under the OEM door.
Battery life with it though was actually less than the stock for me.
At times it would get really hot and just drain out when in use.
I keep it charged and use it as a spare in case I need it when taking long trips.
This is just my experience with it. Yours might be different, but as of now, I don't recommend the mugen 2000mah one.
Haven't tried the 4000.
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That should not be normal. I had same sort of negative experience with my other phone (galaxy nexus); i have written Mugen about it and got my apology and warranty replacement without questioning that is why i have mentioned my total respect to their customer support earlier.
If your warranty is still valid you should definitely write them a note about your problem, maybe they will help you with how to root it or something, try this one:
http://www.mugen-power-batteries.com/contacts
---
@mercdoc and @Noob_In_Recovery
the 2000mAh version fits in original backdoor as @dellenrules says
and the 4000mAh is a big one, it shall arrive with extra backdoor to fit in the phone, i cannot wait mine to arrive!!
The mugen 2000mah battery in actually should last longer.
Because of how it's designed, it gets hotter quickly. As a result, it kills the battery a lot quicker.
When ever I get a phone, replace the battery with a mugen.
When I'm working in the office, it's pretty much "death by AC." My phone can last me all day with no problems.
When I'm on the road, at the gym, or any place where it isn't cool, the battery dies quickly.
No it isn't just a bad battery. I purchased 2 and they both behave the same way.
The stock battery is better for me since I'm not always in the office. I use the mugen as a backup and keep it charged and ready to go when I have to take those long trips.
I already get about 15 hours our of my stock battery on a single charge.
Not too worried about battery live at the moment.
Thanks for your concern.
Mugen Power 3600mAh Extended Battery for Samsung Droid Charge / US Cellular Samsung G
Comments of Mugen Power Battery from Facebook user Anlyn Bankos:
HLI-i510XL 3.7V for Samsung Charge: This battery was a complete waste of money. It was a gift and my dad seriously over paid for a battery that won't hold a charge. It's to the point where every day now I have to plug my phone in during the day b/c my phone says "battery low", I plug it in and "wow look at that - I'm charged to 100%". Imagine this happening 5+ times a day. I can't be without a charger because if I can't plug the phone in immediately, it dies. If I do plug it in, the battery miraculously recharges to 100% in mere seconds, only to go through the whole charade again 10 mins after I unplug the phone. I have dug out the original battery and am going back to that. Crappy product.
Thanks for the site information, good news for the facebook discount too, i did not know that.
I bought a Mugen 2000 mAh battery about six months ago. During that time it worked great, average time 16 - 18 hours according to Badass Battery Monitor. (For comparison, my standard 1735 mAh battery lasts about 12 hours. I mainly use WiFi and 3G, turning on 4G only when needed.) Then last week, the Mugen started falling off a cliff. It would go from 80% to 40% instantly and then drain to 0% in just a few minutes. This happened again and again. Finally I asked my wife to test it in her Bionic, just to rule out problems with my phone, and sure enough it behaved the same way with hers. So for $50 I got a decent increase in battery life but it only lasted 6 months. YMMV of course. Now I'm using the stock battery again and getting the standard 12 hours. I ended up ordering the 2670 mAh extended battery from VZW, which is currently on half-price sale for $25. It should be here tomorrow. Probably won't order from Mugen again in the future.
I love my 2750 extended battery.
Luke

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