Hitech - Replacement Cordless Phone Battery for Sanik 3SN4AAA80HSJ1, 3SN5, 3SN54AAA80HSJ1 AND Radioshack/Tandy 23025 Capacity: 800mAh Voltage: 3.6V Chemistry: Ni-MH Fits Sanik 3SN4AAA80HSJ1, 3SN5, 3SN54AAA80HSJ1 AND Radioshack/Tandy 23025 Equivalent to GE 5-2628 battery