... ±10%temperature rise <90kRotating speed 290±10% rpmComponent list M/I,HOOK,DERRICK,CANOPY,REGULATOR,SCREWMain components MOTOR,BLADEVoltage 220v ... MOTOR,BLADEComponent list M/I,HOOK,DERRICK,CANOPY,REGULATOR,SCREWFeatures:Motor with pure copper wireOptimal iron fan ... running. low temperature-rising and long servicie lifeFive speed regulator,any colors for choosingWidely used in workshop,mine,warehouse ...