PowerDriver 3.6v 600mAh Cordless Home Phone Battery for Vtech BT-17333 BT17333 BT-27333 BT27333 BT-17233 BT17233 BT-163345 BT-263345 BT163345 BT263345 CS2111 AT&T 01839 24112 4128 89-1332-00-00 89-1338-00-00 EL41108 EL41208 Southwestern Bell 31175 Low power consumption IC design. Compatible with original manufacturer equipments and chargers. High quality and reasonable price; More durable and more environmental. It has the function as same as original battery, but it is more of tangible benefits. Voltage: 3.6V. Capacity: 600mAh. Color: Fruit Green. Chemistry: Ni-Cd.