Feature:1. Powerful electric wrench, multi‑function, super power. Tungsten steel shaft, high hardness and wear resistance.2. Rubber handle designed, effectively prevents the hand from slipping during use, making it more comfortable to hold.3. The brushless motor does not generate sparks when it is working, and the motor does not wear.4. Suitable for construction site shelves, maintenance, woodworking, etc. Adapt to for battery 18V.5. When using pneumatic tools, just pull the switch trigger. As the pressure on the switch trigger increases, the speed of the device will increase. Press the switch to trigger the LED light, which is convenient for working in the dark.Specification:Condition: 100% Brand NewItem Type: Electric WrenchMaterial: Rubber + Tungsten SteelColor: Black + BluePower Supply Type: Rechargeable-Lipo Battery Technology 21V (not include)Adapt to 18V for BatteryRated Input Power: 1280WType: Impact WrenchScrew Diameter: 22Maximum Torque: 520 (Nm)Power Supply Voltage: 220VTorque Range: 0-520 (N.M)Number Of Revolutions: 3000rpmHandle Type: Handheld Maximum Mounting Screw Size: Approx. 0-28mm/0-1.1inNominal Size of Square Head: Approx. 12.7mm/0.5inImpact Number: 0-3300 (ipm) drive shaft/chuck driveTightening Capacity_Standard Bolt: 0-28Tightening Capacity_High Strength Bolts: 10-16 Package List:1 x Electric Wrench1 x Manual