Specifications Model: VV-BGSFS20 Air Speed: 23 ft/s (7 m/s) Air Volume: 3500/4000/4650 CFM Fan Blades Diameter: 19.3 inch / 49 cm Material: All Metal Power: 70 W Voltage: AC 115 V / 60 Hz Speed: 1450 RPM Cover Area: 30 ft / 9 m Noise Level: 50 dB Cord Length: 4.92 ft / 1.5 m Weight: 11.3 lbs / 5.12 kg Package Content 1 x Industrial Wall Fan 1 x User Manual