DELTACO Ultimate Ni-Mh USB charger with 4 x AAA batteries

This product includes 4x AAA rechargeable batteries. Charges AAA and AA batteries quickly, efficiently, and safe. Can charge AA and AAA batteries safely and at the same time. 1 to 4 batteries can be charged simultaneously. The LED display helps you keep track of charge status and error messages such as incompatible battery types. Easy-to-use, insert the batteries and the charging will start immediately. The display will show when the batteries are fully charged.