Brushless motor
Voltage: 18V
No load speed: 0~1100 rpm
Impact energy: 1.7 J
Impact Rate: 0-4000 bpm
Max. Drilling Diameter
in Concrete: Φ22 mm
in Steel: Φ13 mm
in Wood: Φ28 mm
Recommend: 4000MAH or 5000MAH Li-ion battery
+ 4.0A Quick Charger