Product Name: 21-speed double set
Power: 600W
Bare tool weight: 800g
Torque: 30-65N
One battery, one charger set weight: 3.1kg
Speed: 1600-2200 r/min
Two batteries, one charger set weight: 3.59kg
10-pack weight: 37kg
Single unit: 5-cell battery
Single box dimensions: 34*10*31cm
Black plastic case 10-pack dimensions: 48x35.5x64.5cm
Volume of 10 units: 0.12 cubic meters
Charger brand: Dewei