For use with Stihl 36v lithium-ion batteries. Wall mounting option & cable rewind. LED powder indicator & leading-edge active cooling system. Rated voltage: 230 VCharging times (to 100% capacity):AK 10 Battery: 30 mins AK 20 Battery: 45 mins AK 30 Battery: 60 mins AP 100 Battery: 50 mins AP 200 Battery: 55 mins AP 300 Battery: 75 mins AR 1000 Battery: 180 mins AR 2000 Battery: 250 mins AR 3000 Battery: 300 mins