VINTRONS Battery RTI Pro, Pro24.z, Pro24.r, Pro24.i, Pro24.r v2, 1200mAh / 4.44W mAh Capacity: 1200mAh / 4.44Wh Type: Li-ion Volts: 3.7V Size : 53.00 x 33.90 x 5.70mm Certificated with ISO9001, RoHS & CE;