The characteristic of this model . 1,This model size is bigger than other cordless rotary hammer. 2,The battery is 20V,we have two kinds for your choose,10C,40000Mah ; 5C,4000Mah; 3,This model is brushless designment.
Model No.:2802LI Max Drilling Dia:28mm Voltage:20V No load speed:0-1160min-1 Impact Rate:0-4500min-1 Weight:2.8Kgs