vintrons 700mAh Battery For Panasonic KX-TGA270S, KX-TG5100M, KX-TG5110M, KX-TGA510M, Capacity: 700mAh Type: Ni-MH Volts: 3.6V Size : 49.62 x 31.71 x 41.39mm Certificated with ISO9001, RoHS & CE;