Charge your 3.6-3.7V/7.2-7.4V digital camera, camcorder, wireless phone or Li-ion batteries as well as your "AA" and "AAA" Ni-Cd and Ni-MH batteries with this universal charger. It powers your batteries safely with the optimum charge rates and detection circuits feature. From now on, you won't have to throw away batteries and buy new ones every time they run out of power.