1.2V Rechargeable NI-MH Battery 1.High energy density, longer cycle life 2.No memory effect 3.Environment friendly 4.ISO,CE, 1.2V Rechargeable NI-MH Battery1.Size: AA AAA 9V ... light, Fire and burglar alarm, portable computer, Pocket calculator, etc. 1.2V NI-MH rechargeable Battery