Charges both Ni-Mh and Ni-Cd Suitable for Digital Camera Input Voltage: AC 220V 50hZ Output: DC 2.8V 95mA-150mA x 4 Output : DC 9V 15Ma-19mA Charges 1 6F22(9V) 2 AA or AAA(1.2V) As you head on to capture every bit of memory you can take in a day. It is best to arm yourself with a reliable gadget. But, what if it ran out of battery --ehich is most likely to happen when you are out of town or in a family gathering. You definitely should always have a backup plan --spare batteries for one. With that, always have the Digital Power Charger with you on the go.