Battery Specifications: Output Voltage: 4.8V Amperage: 1100mAh Chemistry: NiCD Length: 1.97in Height: 1.16in Width: 1.16in This battery replaces: Hong Kong Batteries HK1100AAE4BMJS, Lenmar GP300SU, Summer Infant 2090, Summer Infant 0209A, Summer Infant 02100A-10, Summer Infant 0210A