Samsung Galaxy S3 III GT-i9300, Extended Capacity 3600mAh Li-Ion Battery, Pebble Blue Back Cover , Mobile Phone Repair Parts Replacement Samsung Galaxy S3 III AT&T SGH-i747 / T-i9300 Extended Capacity 3600mAh Li-Ion Battery + Pebble Blue Back Cover Mobile Phone Repair Parts Replacement The same as picture shown. The extended battery is thicker than a normal one, so buyers should use the back cover, which is included for this item.