Brushless motor Voltage: 20V Square drive: 1/2" No-load speed: <a href="tel:0-1200/0-1800">0-1200/0-1800</a>/0-2200rpm Impact rate: <a href="tel:0-2400/0-2800">0-2400/0-2800</a>/0-3300bpm Fastening torque: 500Nm Nut-Busting torque: 650Nm Integrated LED work light Include: 1 Pcs belt clip 3 Pcs sockets(21,22,24mm) 2 Pcs 4.0Ah battery pack(FBLI20021) 1 Pcs charger(FCLI2001) Charge volts:220-240V~50/60Hz Packed by carrying case