[Type]:Brushless electric wrench control board driver.Wrench:below 600W,40A [Material]:The Brushless electric wrench controller is made of plastic and metal materials,strong and wear resistant,ensuring durability and reliability [Compact size]:Circuit board driver is small in size,light in weight,easy to operate and store,and convenient to use [Application]:Impact wrench speed switch is professionally manufactured,with stable performance,suitable for brushless electric wrenches,which can enhance the function of tools [Easy to install]:The power tool switch control panel is simple and convenient to install,saving time and effort,and improving work efficiency, Weight: 0.09479877266 Pounds, Manufacturer: CYDZSRA