OnTrion today unveiled a new extended battery for the Galaxy S3 with the Near Field Communication (NFC) embedded and comes with a custom back cover that accommodates the thicker battery. The battery has 3000mAh capacity. Here's more info on this new extended battery for the Galaxy S III:
Features:
-Made from the highest quality Lithium Ion cells with PCM Technology -Comes with a replacement door -FCC Approved batteries -These batteries are designed to support Data Transfer, SMS, MMS Messaging, Social Network, Media , tethering, gps, App's and other applications