Feature 1 Brushless powerful movement high temperature resistant copper enameled wire anti overload anti burning machine 2 Thickened cover shield to place spark splash damage 3 Enhanced side handle more stable hands control 4 Two gear speed one second quick change 5 Ergonomic design slim soft body better fit the palm of your hand work will be more convenient Specification MaterialAlloy plastic rubberColorBlue blackNo load speed20000r minGrinding slicing diameter125mmBattery1 or 2 BatteryInstallation Guide Saw blade installation not included 1 Press the spindle lock button and screw the upper tab out with a wrench 2 Place the saw blade monkey into the upper tablet 3 Tighten the upper tab with a wrench Package Included 1 xBrushless angle grinder1 or 2 xBattery Optional 1 xWrench