For use with the Stihl 36v lithium-ion batteries. Wall mounting option & useful cable rewind. LED powder indicator & leading-edge cooling system. Compatible with STIHL AP & AK batteries. Rated voltage: 230 VCharging times (to 100% capacity):AK 10 Battery: 80 mins AK 20 Battery: 150 mins AK 30 Battery: 205 mins AP 100 Battery: 90 mins AP 200 Battery: 165 mins AP 300 Battery: 250 mins