The Sealey CP400LI 18V 1/2\"Sq Drive Cordless Impact Wrench has a variable speed trigger It also has a double injected body with rubber grips for added comfort and control whilst working. This impact wrench as has a cast aluminium gearbox and produces up to 400Nm of torque. Features:    Rubber gearhead cover Cast aluminium gearbox Fitted with electronic brake Thermal overload protection Variable speed trigger for greater control Produces torque of up to 400Nm(295lb.ft) Double injection body with rubber grips for added comfort LED Work light illuminates work area when trigger is pressed Supplied in storage case with 3Ah Li-ion battery and 80-minute mains charger Comes with: 1x Case 1x Charger 1x 3.0Ah Battery Pack Specification: Drive: 1/2\"Sq Nett Weight: 2.57kg Impact Rate: 0-2700bpm No-Load Speed: 0-2200rpm Battery: 18V 3Ah Lithium-ion Maximum Torque: 400Nm(295lb.ft)