Keep your Panasonic cordless phone happy and chargeable with a Panasonic brand NiMH battery! Carrying 3.6 volts with a 1000mAh capacity, this battery will give you long service and easy charging for your phone system, no matter how hard you use it. Type: Battery Specifications: Chemistry: NI-MH Dimensions: 1.0" x 1.0" x 1.0" Weight: 0.13 lbs.