Premium truCELL High-Capacity Rechargeable Cordless Phone Replacement Battery for V-Tech BT175242 , BT-175242 , BT275242 , BT-275242 and Many More! Replaces V-Tech DECT 6.0, Radio Shack and Sony cordless phone batteries Designed to meet or exceed OEM specifications Chemistry Ni-CD, Capacity 1500 mAh, Voltage 2.4 Constructed from premium nickel-cadmium cells for quality and performance Guaranteed Quality ***3 Year Manufacturer's Warranty***