Effectively exhaust the odor and let the fresh air in, making the in-car space more comfortable. Translucent dome enables to prevent ultraviolet rays against penetrating your RV through the vents, and can shine bright light at the same time. Built-in concentrated metal mesh keeps mosquitoes and floating debris out. Multi-blade design provides the maximum exhaust air volume while minimizing the noise. The frame is made of engineering grade ABS plastic material, which is anti-yellowing, waterproof, soundproof and not easy to age. Built in LED lights of the roof vent not only provide lighting but also make your interior appear more spacious and welcoming. Compatible Models and Years: – Suitable for RVs, caravans, motor homes with 280280mm standard roof opening size. Specifications: Condition: 100% Brand New Type: Fan for Roof Ventilation Opening Size: 280280mm Compatible Roof Thickness: 38-95mm Material: Engineering-grade ABS Plastic Color: Blue + White Net Weight: 2800g. Parcel Content: – 1 RV Roof Ventilation Fan with LED light – 5 Mounting Buckles. Installation instruction is not included and professional installation is highly recommended. It is recommended to use a neutral structural glue for installation to avoid the bad combination of acidic and alkaline glue which can lead to bad chemical reactions like corrosion and glue cracks. Don’t forget to close the sunroof as this will damage the fan while driving. The opening direction of the fan must be opposite to the front of the vehicle. If it is not installed according to the instructions, in severe cases, the airflow will lift the fan cover when driving at high speed!