The VARTA LCD Ultra Fast Charger plus is equipped with 4x AA 2100 mAh batteries, a 12V car adapter and a power supply. It can charge up to 4 AA/AAA batteries extremely quickly within 15 minutes (based on 2x AA 1600mAh and an average of 70 percent of a full charge). In addition to the three different modes: fast charge, charge and refresh, the charger has a single slot and trickle charge. The intuitive LCD display, which shows the charging process of the batteries, the voltage (V), the charge and discharge current (mA) and the elapsed time (min), as well as the automatic switch-off complete the LCD Ultra Fast Charger plus and make it your reliable charger for all your batteries.