Provides refreshing air flow without taking up valuable floor space in any setting like loading docks, offices, schools, offices and kitchens. It has an efficient three-speed open-air over PSC-type ball bearing motor that is permanently lubricated and quiet metal fan blades that are balanced for optimum air distribution and enclosed in steel wire guards for safety with a safety-clutch oscillating mechanism that prevents jamming. A simple push button gives you the option to keep the head fixed in one direction or to tilt it for perfect air-flow placement. Pull chain on/off.