Optimized cooling system The optimized circulation heat dissipation design can continuously provide fresh external air and quickly dissipate heat. With brushless design, the motor generates less friction and heat during operation, resulting in better performance and longer running time. In addition, the engine also has an overcurrent protection function, which can prevent it from burning and greatly extend its service life.Dustproof design The 360°dust-proof design of the fuselage reduces flying debris into the machine during work, making cleaning more convenient and prolonging the life of the hostThickened protective cove King Showden Angle Grinder Kit has thickened the protective cover of the angle grinder, which can effectively prevent the spark from splashing and scalding the skin.Compact Body & Ergonomic Handle With the design of portable, convenient, and comfortable, the cordless angle grinder can virtually do it all. The soft rubberized grip and vibration-control handle decrease fatigue on jobs. Whether you want to roam around your workshop or need to be able to carry your drill on the go, this cordless one is a fantastic choice to have in your toolbox.2-Position Handle for Optimal Control Cordless Angle Grinder features a dual position auxiliary handle providing increased comfort with a sturdy feel and more precise control when working with various materials from different angles. For easy accessory switching, this tool comes with a wrench to adjust the wheel when needed.18V 5.0A lithium battery Tired of constant charging? King Showden Cordless Angle Grinder Kit is equipped with 18V 5.0A large-capacity battery, which can easily solve the problem of insufficient power during motor work and ensure your working hours.