The Optimus Heavy-Duty 18-inch 3 Speed Industrial Grade Fan provides high-torque power for high-velocity air movement controls for your warehouse or garage. Powered by a high-torque 3-speed motor this industrial fan offers consistent airflow for large spaces. Direct the airflow wherever needed or create an air circulator with the 360-degree tilt offered by the industrial-grade fan. Use the industrial fan in conjunction with proper ventilation to keep your warehouse or garage s air cool and free of harmful particulates. Easy to use this floor fan sports a front-mounted control knob with 3-speed control. The all-metal construction features a chrome wire grill for safety and durability. No need for special converters or outlets as the included power cord easily plugs into any SPT2-3 prong power outlet. This industrial fan is OSHA-approved and ETLus listed for safety and reliability. With all-metal construction and variable airflow speed control the Optimus 18-Inch 3-Speed Industrial Grade Fan is built to cool your large spaces for years to come.