Floureon 2x Ni-mh Cordless Phone Rechargeable Replacement Batteries for Toshiba Bt-415 Type: Replacement Battery Reachargeable: Yes Chemistry: Ni-MH Voltage: 3.6V (Compatible with 3.7V) Capacity: 1800mAh. Color: Black QTY: 2 Pieces Unit Weight: 73.00g. Total Weight: 160.00g Package Content: 2X 3.6V 1800mAh Ni-MH Cordless Phone Batteries for Toshiba BT-415