Galaxy S4 Battery, MPJ 2 x 2600mAh Li-ion Batteries for Samsung Galaxy S4, I9500, Galaxy S4 LTE I9506 (Not for Galaxy S4 Active), with MPJ Travel Charger [NFC Capable] Tested under strict quality control standards, with 12-month warranty Battery type: Li-ion; Battery voltage: 3.8V; Battery capacity: 2600mAh High-quality Grade A cells ensure longer battery life and more than 500 charge cycles over the course of its lifetime. Package contents: 2 x cell phone batteries, 1 x travel charger for Samsung Galaxy S4 battery Compatible Models: Samsung Galaxy S4, I9500, Verizon I545, AT&T I337, T-Mobile M919, Sprint L720 (Not for Galaxy S4 Active)