iMah BT-17333 BT-27333 Battery Compatible VTech BT163345 BT263345 CS2111 CS5121 at&T 89-1332-00-00 Sanyo CLT3500 Radio Shack 23-956 43-3215 GE 153524 2830663 5-2320 Cordless Handset Phone, Pack of 3 iMah BT17333/BT27333 3.6V 400mAh 1.44Wh Ni-MH Rechargeable (Type: 2/3AA*3) Over-voltage, over-current, over-charge, and short-circuit protection & Best wire Length for the space Compatible with original VTech CS5111 BT-17333 BT-27333 BT-17333/BT-27333 battery Come with 3 iMah Ryme B11 BT17333/BT27333 Cordless phone battery packs Choose one better than buying new phones