Cameron Sino Rechargeble Battery for Sony Clie PEG-T415 Type: Li-ion, Volts: 3.7V, Capacity: 850mAh Dimension: 48.49 x 30.02 x 4.95mm, Weight: 50.0g All Products are Certificated with ISO9001, RoHS & CE 14 Days Money Back Guarantee and 12 Months Warranty