Brushless motor Voltage: 20V No-load speed: 3000/6000/9000rpm Variable speed control Disc diameter: 100mm Spindle thread: M10 Include: 1 Set 100mm abrasive metal cutting disc(10 Pcs) 1 Pcs 4.0Ah battery pack(FBLI20021) 1 Pcs charger(FCLI2001) Charge volts: 220-240V~50/60Hz Packed by carrying case