AT&T-Lucent 4051 Cordless Phone Battery Replacement For 3-1/2AA w/JST Battery - 3.6V 400mAh Replacement Battery for AT&T, GE TL96155, Pac-Tel, Phone Mate, Sharp, V-Tech 80-5074-00 - Ni-CD 3-1/2AA w/JST , 3.6 Volt, 400 mAh. 100% compatible with your OEM battery - 3 year warranty. Made with high quality Japanese cells. Synergy Digital is a Registered Trademark