SG-E9 Electric Torque Control Wrench ModelSG-E9 Voltage 220V Max.Current 9A Max.Power Consumption 2000W Frequency 50-60HZ Torque Range 400-900N.m 295-664 lbf.ft Ro- Speed 16 rpm Weight 6.2(13.7 lb) Adaptable Bolt DiameterM20,M22,M24 3/4",7/8",1" case