INTERSTATE BATTERIES Telephone Battery, Specifications: 3.6 V Voltage, 300 mAh Ni-Cd Battery, Dimensions: 1.7 in L x 0.58 in W x 1 in H, Suitable for: AT&T 4128, EL42208, Conair CTP-8210, CTP9200, SW Bell BP-36MLX, FF1185, FF1710, FF2000, FF641, FF701, FF905A, GH3000, GP40AAK38MX, V-Tech 5121, 80-1338-00-00, BT-17233, CS2111, CS5113 Telephone