Features: High air ventilation efficiency and low noise while operating. Effective and extremely quiet ventilation clears humidity and odors quickly. Durable frame, blade and copper motor offer maximum longevity. Wall mounted quick installing. Easy to use and maintain. Perfect for home bathroom, toilet, kitchen, garage and so on. Specifications: Condition: 100% Brand New Material: Copper Motor, Metal Color: White, Black(optional) Power: 40W Voltage: 220V Rated Frequency: 50HZ Rated Rotation Speed: 2800r/min Drilling Hole Diameter: Approx. 150mm/5.91in Suction Air: 350m³/H Operating Noise: 50~60db Size: Approx. 19 x 19 x 13.5cm/7.48 x 7.48 x 5.31in Weight: Approx. 1488g Package Included: 1 x Exhaust Fan Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.