Usha Crisp Air Premia As Plus 150 mm Exhaust Fan Series:Crisp Air Premia AS Plus Dimension:21.6x21.6x12.4cm Color/finish:White Sweep:150mm Voltage:230V Material:Plastic No of Blades:5 Speed:1800RPM Power:24W Air Delivery:220 m3/Hr No of Speeds:1 Includes:Ventilating fan,Instruction manual and Warranty card Low Noise,high RPM exhaust fan with strong air suction.This automatic front shutter exhaust is ideal for window and wall mounted indoor installation Suitable for window and wall mounted indoor installation 100 Percent copper motor for longer performance Auto Electric front shutter for easy operations Light weight and low noise performance Sleek and stylish designs for your decor Corrosion protection with rust proof body and blades Playing with air,has always been usha's passion,the reason why our fans,ranging from ceiling and table to outdoors and industrial,not only incorporate the best in aerodynamics but also unique aesthetics