Specifications: Diameter: 250 mm (10 inches) Voltage: 110V/60Hz Wattage: 250W Speed: 2800Rpm Capacity: 55m3/min Static: 350Pa Noise: 66dB (A) A:329MM B:336MM H:373MM F:292MM Packing size: 42*36*36cm Gross weight: 12kg Net weight: 11kg The package includes: 1X EX rated fan