Li-ion Battery Charger 1.3.7V/7.4V lithium battery charger 2.Ni-MH&Ni-CD AA/AAA ... 2V, 3.6 to 3.7V/7.2 to 7.4V Li-ion battery packs, 1 to 2 pieces 3.6V ... identifies 3.6 to 3.7V/7.2 to 7.4V Li-ion batteries and NiMh/NiCd cells and their +/- ... - 7.4VInput VoltageDV12V, 600mAOutput SectionDC 4.2V, 700mA; DC 8.4V, 700mA; DC AA/AAA 2.8V, 700mACut of DeviceAuto Voltage ... for 1.2/3.6/3.7/7.2/7.4V Li-ion Batteries