My RSS just pushed news from Mugen Power - they have released a 3600mAh battery for Lumia 820 just now. It's thick and comes with a backdoor in 4 colors.
I did not have a chance to test it, but I have used their 4600mAh on S3 quite extensively - good stuff.
Check this out - [HLI-820XL] Buy Mugen Power 3600mAh Extended Battery for Nokia Lumia 820 with Battery Door I also heard that they are giving batteries to reviewers for free.
I did not have a chance to test it, but I have used their 4600mAh on S3 quite extensively - good stuff.
Check this out - [HLI-820XL] Buy Mugen Power 3600mAh Extended Battery for Nokia Lumia 820 with Battery Door I also heard that they are giving batteries to reviewers for free.