750mAh Li-ion Battery for Mio Moov 400, Mio Moov 405 having part numbers 338937010172, T300-3 Capacity: 750mAh / 2.78Wh Type: Li-ion Volts: 3.7V Size : 50.00 x 37.00 x 6.00mm Certificated with ISO9001, RoHS & CE;