EZOPower 2000mAh Standard Lithium-Ion Battery + Battery Charger for AT&T Samsung Galaxy S II / S2 I9100 (NOT Compatible with Sprint Epic Touch 4G SII, AT&T i777 SII, or T-Mobile SII) Compatible with Samsung GALAXY S2 / SII I9100 Attain 1X 2000mAh Standard Lithium-Ion Battery 1X Battery Charger (NOT Compatible with Sprint Epic Touch 4G SII, AT&T i777 SII, or T-Mobile SII)