at&t e5915b cordless phone battery replacement for cordless phone battery 3 aaa - replaces at&t 2419, 2420, vtech 80-5542-00, olympia cdp modelsUL419 - Ni-MH 3 AAA, 3.6 Volt, 750 mAh, Ultra Hi-Capacity Battery - Replacement Battery for AT&T 2419, 2420, Vtech 80-5542-00 Cordless Phone Battery