Cordless Phone Battery, WDLAND 800 mah, 2.4V Rechargeable Replacement Battery for BT1011 BT101 AT&T 3101 BT8001 SL80108 SL82318 SL82218 TL86109 T31 SJB2121 BT-184342 BT-8001 BT-18433 ( 2 Packs ) High quality 2.4V 800mAh Standard battery,designed to meet or exceed performance of original battery,best replacement for the original battery with comparable standby and talk time. Security: Over-voltage, over-current, over-charge, and short-circuit protection & Best wire Length for the space. Compatible with Models: Uniden BT1011 BT101 AT&T 3101 BT8001 SL80108 SL82318 SL82218 TL86109 Motorola T31 Pilips SJB2121 BT-184342 BT-8001 BT-18433 BT-28433. Long-Lasting Nickel Metal Hydride composition,500 times life cycle. Choose one better than buying new phone,stay connected with families and friends by getting extra battery power today!