Introductions: This ZOKOP 20inch MFJ-E50 Industrial Wall Fan has wide-angle oscillation to refreshing each square foot of your space nicely.The strongest wind can reach 5000 CFM, and it can block flies and barbecue smell easily. This product is renowned for its 100% BLDC Copper Motor,which is High efficiency and Less energy loss，ensuring long-term performance. Even under high temperature or unstable voltage conditions, it can still maintain good and Stable performance.What's more,its Sturdy All-Metal Construction and the Lightweight yet resilient aluminum fan blades guarantee also ensuring durability performance more.So it ideal for heavy-duty use in your place. It’s absolutely a great helper to ventilate your gymnasium,Commercial, Garage, Workshop, Residential, Warehouse,outdoor patios,Greenhouse,resorts, warehouse loading docks and Basement! Oscillating & Tilt Function - Our 20'' oscillating wall mount fan features a 80-degree horizontal oscillation and a 75~105-degree vertical tilt manual adjustment for optimal airflow control.You can save a lot of space and distribute better the air by mounting them as height as you need.The design of manually adjusting the shaking mode is easier to monitor, effectively preventing children from misoperation and reducing safety risks. Four speed regulation - Designed with 4 speed setting（1417 CFM/3100 CFM/4339 CFM/5000 CFM) to meet different cooling needs. Allows you to enjoy cool convection fresh air in hot summer! 100% BLDC Copper Motor - Our fan uses high-quality pure copper material as the motor winding, ensuring superior conductivity, reducing energy loss, improving motor efficiency, and extending the service life of the motor and fan. HEAVY DUTY CONSTRUCTION - The heavy duty pedestal fan base can provide high stability during operation and prevent dangerous situations caused by tipping over. Suitable for various environments - This fan adopts a fully sealed motor, which can effectively prevent dust and oil fumes, thereby improving the reliability of the motor and fan in various environments. It can maintain the cleanliness of the internal structure of the motor in kitchens with heavy oil fumes, as well as in dusty construction sites, farms, garages, and other outdoor workplaces, ensuring stable operation under various harsh conditions. 1.Color: Black 2.Model：MFJ-E50 3.Material: BLDC Copper Motor,Three-leaf aluminum blades 4.Blade Length:20 Inches 5.Application scenarios:Indoor or outdoor,such as: gymnasium,Commercial, Garage, Workshop, Residential, Warehouse,outdoor patios,Greenhouse,resorts, warehouse loading docks and Basement etc. 6.Max Air Speed: 18.37ft/s(5.6m/S) 7.Air Flow Volume:1417 CFM/3100 CFM/4339 CFM/5000 CFM 8.RATED Power:20-50W 9.Cord Length :7.22ft(2.2M) 10.Dimensions after installation: Height (From fan head to the base):52.36inch(133cm) Width(From fan head to the motor):11.81inch(30cm) Net cover diameter:22.05inch(56cm) Base diameter:16.93inch(43cm) 11.Net Weight: 22.05lb / 10kg 12.Operating Sound Rating≤60dB 13.Rated Voltage and Frequency: 110V / 60Hz 14.Style :Adjustable Height, Adjustable Tilt, Oscillating 15.Recommended Uses For Product :Cooling, Air Circulation 16.Specification Met: UL test 17.Speed:426rpm/ 923rpm/1300rpm/1450rpm 18.Electric Household Fan Type:Floor Fan