Power Gear Cordless Phone Rechargeable NiCad Battery, 3.6V 700mAh Battery Pack, Cordless Phone Handset Compatible, 76154 Fits many phones by Panasonic, Sony, Sw Bell Uniden and more  compare battery shape, size and plug type for proper match Replaces batteries mAh of similar size and shape High capacity for longer talk and standby time 3.6V and a capacity rating of 700mAh Rechargeable Battery  battery must be charged for 16 hours before use (does not come with full charge) Panasonic, Sony, Uniden, Toshiba Nickel cadmium 3.6V, 700 mAh