Capacity 3500mAh Extended Slim Rechargeable Battery Screen Touch Pen for AT&T Samsung Galaxy Alpha SM-G850A Smartphone * Battery type: Li-ion; Voltage: 3.85V; Capacity: 3500mAh * Package includes : New 3500mAh Rechargeable Li_ion Battery X 1; Screen Touch Pen X 1 . * Compatible with: Samsung Galaxy Alpha SM-G850A (AT&T) * Accessory only, cell phone not included. * High Quality,100% Brand New.