XtraPower Versa Charge Dgital Camera & Camcorder Base Station Charges almost every Li-ION, Ni-Cd, Ni-MH, and SLA 3.6-12 volt battery at home or in your car. Reconditions and automatically recharges Ni-CD batteries eliminating memory effect Negative Delta V charge mode for Ni-CD and Ni-MH batteries Constant current and voltage charge mode for Li-Ion and SLA batteries Intelligent microprocessor universal charging circuitry charges 3.6V - 12V battereis with built in short circuit protection and timer control