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Amazon.com: COSTWAY 3-Speed Box Fan, 20 Inches Portable Floor Fan with Knob Control, 2 Supporting Feet, Compact Lightweight Cooling Fan for Full-Force Circulation, Quiet Operation for Home Office Garage, Black : Home
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Utilitech 20-in 120-Volt 3-Speed Indoor White Box Fan in the Portable Fans department at Lowes.com