Awoco 36" Super Power 1400 CFM 2 Speeds Commercial Indoor Air Curtain with Heavy Duty Door Switch Air curtain is NOT an air conditioner. Air curtain is a powerful fan that forcing a high speed air stream over the entrance to isolate the interior and exterior air environment. It consumes less energy than an air conditioner. Motor: Adopting the technology of German electrical machinery, it runs smoothly with reduced low noise. Fan Wheel: German electrical machinery design, made of high-tech ABS, powerful wind-force Easy Installation: removable mounting plate and dedicated 2 wires for door switch. Optimized electrical machinery, reliable and safe runs for 5,000 consecutive hours. 2 speeds of operation: high speed at 1471 CFM, low speed at 1177 CFM. A HI/LO/OFF switch to select High/Low speed. 110V-120V 60Hz. 380W Max, 350W Min. Super powerful air speed: 3150 FPM / 2559 FPM. Ideal to keep the fly insects out and isolate the interior and exterior air environment. Overall size: 35-1/2"(length) x 10-3/8"(height) x 8-5/8"(depth, front to back). Powder coated anti-erosive metal case. White color. UL listed.