Description Brushless motor Voltage: 20V Square drive:1/2" No-load speed: 0-1600/0-2100/0- 2400rpm Impact rate: 0-1500/0-1800/0- 2200bpm Fastening torque: 850Nm Nut-Busting torque: 1000Nm Integrated LED work light Include: 3 Pcs deep sockets(22,24,27mm) 1 Pcs belt clip