Jensen JTB152 Cordless Cordless Phone Battery for AT&T BT17233, BT17333, V-Tech BT17233, BT27333 Cordless Phone Battery for AT&T BT17233, BT17333, V-Tech BT17233, and BT27333 Offers long life and consistently reliable performance Advanced engineering and state-of-the-art manufacturing 660 mAh, 2.4 V