QCell Samsung Galaxy SIII X-Life 4200mAh Extended Battery + Blue & White Back Cover (Compatible with Samsung Galaxy S3 GT-I9300, Sprint L710, Verizon I535, T-mobile T999, AT&T Samsung I747, U.S. Cellular R530) ***NFC Support for S Beam and Google Wallet*** 4200mAh X-Life Extended Battery for AT&T/Verizon/T-Mobile/US Cellular/Sprint /International Galaxy S3. Highest charge Capacity and highest recharge cycle in market guarantee Designed in Canada. Double Your Battery Life Optimized for Galaxy Series NFC Chip built in for Full Google Wallet & S Beam Support Dual Dark Blue + White Cover included in package /180 days hassle free warranty included Search following keywords for Compatible Extended Cases: B006V3TUP6 (Blue) / B006V3TUSI (White) / B0092Y2IVY (Black) / B0092Y5A1O (Orange) / B0092Y33G8 (Pink) / B0092Y3P7K (Purple) / B0092ZX50G (Red) / B0092Y45FQ (Yellow)