Cameron Sino Rechargeble Battery for Samsung GT-C3520 Type: Li-ion, Volts: 3.7V, Capacity: 650mAh/2.40Wh Dimension: 49.50 x 34.00 x 4.60mm, Weight: 60g All Products are Certificated with ISO9001, RoHS & CE 14 Days Money Back Guarantee and 12 Months Warranty