VINTRONS 600mAh Battery For VTech VT2458, VT2498, VT2528, VT2558, VT2568, VT9109, VT9110, Capacity: 600mAh / 2.16Wh Type: Ni-MH Volts: 3.6V Size : 42.57 x 30.20 x 14.43mm Certificated with ISO9001, RoHS & CE;