1、Quick Air Exchange: Motorhome ceiling ventilation fan provides air intake and outlet mode, and white ventilation fan covers and transparent fan blades let light into the van's cabin, bring fresh air into your RV. 2、Humanized Design: Equipped with stainless steel insect proof net to prevent mosquitoes, insects, sand and gravel from entering the interior of the vehicle, the motor adopts pure copper core, which is reliable and efficient. 3、Suitable Installation Location: Ceiling vent fan can be installed near the kitchen or bathroom, etc., to eliminate kitchen fumes, eliminate unpleasant odors in bathrooms, allow you to breathe fresh and natural air. 4、Wide Applications: Exhaust fan can be used for large vehicles such as RVs, buses, and yachts. The dual mode can be switched with one key, no additional operation is required, and it is easy to use. 5、Bright LEDs: The exhaust fan housing has 4 strips of super bright LED lights that can be used as lights, Ideal for installation in dark bathrooms, hallways, warehouses or any location. 6、ABS Material and Low Noise: The ventilation fan is made of engineering grade ABS plastic, which is anti uv, anti yellowing, waterproof and not easy to age. Low decibel operation and ventilation to let you sleep peacefully.