truCELL BL-5C Rechargeable Replacement Spare Battery w/ Extended Life (1050mAh) for Select AM/FM Radios- Compatible with Degen , Meloson and more! Replacement (or additional) battery for your Degen and Meloson Portable AM/FM Radio Rechargeable battery provides hours of additional power! Specifications: Voltage 3.7V (volts); Capacity 1050 mAh Chemistry: Lithium Ion Rechargeable Long-lasting extended life will keep your radio playing for hours