Ansmann Basic 4 Plus Plug in Battery Charger for use with Ni Cd & Ni Mh rechargeable batteries. Charges AA, AAA & PP3 size batteries so you only need one charger for all your batteries. Has charging indicator, reverse connection protection, automatic matching of charging current. These features are all for your safety when charging batteries. ideal to be used with Digital Cameras & for use with batteries around the house.