Non Load Speed: 0 - 5200 RPM Impact Rate: 0-1100 BPM Impact Energy: 2J Drilling Capacity Steel: 13mm Concrete: 20mm Wood: 30mm 18V 3Ah Battery: 2 Pcs Fast Charging: 1.5 Hrs

Stable and easy operate function knob, long using time, Improve motor heat dissipation, Switch with variable speed control, Output: DC 18V 2.5A, Power Adapter Input :AC 100-240V 50Hz / 60Hz, Left and right control, Soft grip use more comfortable