3 SPEED SETTINGS - This fan contains 3 aluminum blades,Use Ball bearing moto,Rotated speed: 1370/1270/1070rpmLOW POWER CONSUMPTION -230V/50-60Hz/125WEASY DISASSEMBLY AND ASSEMBLY -Detachable standing foot120 degree tilt angleULTRA SILENT-Fit for workshop, warehouse, L*W*H:55X18.5x55cm weight:5.75KGSELLER PROTECTION-Within 7 days after you purchase this product, customer service will be available for you within 24 hours, and 100% refund will be provided within 7 days.Colour: Blackr Dawoo's 20-inch high-speed fan has three powerful speed and metal fan blades to provide maximum air flow. It allows you to easily switch from wall to floor. Other functions include: Fast installation, easy to install from floor to wall Pivot for guiding air flow and circulation Three powerful speeds Built-in handle Rubber pad for surface protection Simple Toolless Assembly