this is a mod for using two OEM Samsung batteries together for a "real" 4200mAh extended battery. unlike most 3rd party batteries the OEM ones tend to be much closer to their rated tolerance voltages and mAh.
this thing is a BEAST! :)
Hey guys thought id post a lil review of the extended batteries i just bought. came with 2 4500mAh batts with 2 extended covers for $20 of eBay.
ZE551ML has 2GB/4GB and various ROM and CPU speed options available. The 550ML is 1.8GHz/2GB/16GB only, differentiated from 551ML only by the 720P display (same SoC, possibly under clocked GPU)
550CL is a different phone - 5.0"/1.6GHz/720P dif...
In case people didn't already know. :D
I have a "review unit" and can confirm this model 100% spec wise. I hate to sound like a...
first 8hrs off the charger
no power saving stuff. no wifi, 2hrs of Pandora over Bluetooth.