PowerDriver 350mAh AAA Rechargeable NiCD Ni-CD Batteries for toys flashlights Pre-charged (24) Battery:24 pack 1.2 V AAA 350mAh Ni-CD rechargeable batteries Exact replacement for standard AAA size battery in all the devices. Please use up the power each time, then recharge it or it will affect its capacity and lifetime They are the most common type of battery used in solar powered lights but can also be used in a wide variety of electronic items. It is good both in low and high temperature operations