Type 1 – W/Light, no remote. Manual ventilation system provides powerful cooling, reliable exhaust, and effective humidity control for any RV, camper, motorhome, or similar recreational vehicle. Universal design requires a 11″ x 11″ skylight opening and electrical connection [wiring and 12V power supply included]. Our vintage design allows for easy manual operation, featuring a simple knob control for fan/exhaust adjustment and a convenient crank for opening, closing, and locking the canopy. Change fan direction and speed with a single knob. Power: 2.5-9.5W. Lamp current: 0.8A. Air flow: 10-15 CBM/min. Type 2 – No light, no remote. This RV roof vent fan provides excellent air circulation for RVs, trailers, campers, and other vehicles, helping to lower indoor temperatures and eliminate odors from food, smoke, waste, pets, and more. It’s a great replacement for an old, cracked roof vent, measuring 14″ x 14″. The RV roof vent is made of durable plastic that’s UV-resistant and waterproof. The putty tape helps seal the frame perfectly to the RV roof and prevents rain from entering, while the screen keeps leaves out. It comes with a 12V RV motor with a 6 blade, saving you time during installation. 12V RV Roof Vent Fan1. Type 3 – W/ remote, light. Remote Control: Compared to manual control, a remote-controlled RV roof fan is not only more convenient and efficient when you can’t easily reach the ceiling, but it can also be manually controlled in certain emergencies. It also features an automatic rain sensor for automatic shutoff. A built-in light illuminates your RV (controlled by a designated button). You can easily operate it using buttons or a remote control, providing convenient flexibility based on your preference. Quiet and Energy-Saving: The 12V RV fan is remarkably quiet and energy-efficient, operating at a maximum noise level of only 35dB in high-power mode and consuming only 20 watts. Enjoy a peaceful and undisturbed environment in your RV. Reversible Airflow: The roof vent can be used to draw fresh air into your RV or expel hot air out. The RV roof fan can operate in reverse/forward mode. This RV roof vent fan can operate from low 1 to high 10 in forward/reverse mode. Dimensions: 41.5 x 41.5 cm. Thermostat: 4A slow blow. Dimensions: 14″ x 14″ Opening. 20 speed levels: 10 in, 10 out. Type 4 – W/Light, no remote. High-quality materials? The top frame of the RV roof vent is made of high-quality aluminum alloy, which is durable. The double-layer hollow acrylic cover is more sturdy and reliable. In addition, it is equipped with LED lights for lighting functions. Main parameters? : Opening angle: 60 degrees, standard skylight suitable for wall thickness: 30-50mm, hole size (width x height): 402402mm, overall size (width x height): 4949cm/51.551.5cm. Function? : Open, close, ventilate, insulate, provide privacy, let the sun in, good waterproofness, with gas lift spring, easy to operate, equipped with nets and sunshades, which can effectively prevent fallen leaves and direct sunlight. Application? : Mainly used for caravans, trailers, modified vehicles, special vehicles, etc. Note: Please note that the ordering size is the cutout size, not the overall size. Note? : When ordering windows, please choose the thickness of the accessories that fits your order. Please cut the windows according to the actual size of the skylight. It must be a right-angle arc with a gap. When opening the hole, please note that the four corners of the skylight are rounded, and the diameter of the rounded corners of the skylight is 70mm. Material: Aluminum alloy + Acrylic + ABS. Color: Window top gray-green; frame white. Opening angle: 60 degrees. Internal frame with blackout curtains and screens. Equipped with LED lights and switches. Orders placed on weekend will be delay 1-2 days. We believe our items are so outstanding. All products are quality checked. Otherwise deal is final. Our working time (GMT+8). Monday- Saturday 9:00A. Your better comments will be an encouragement for us to offer the better quality and the better service in future. If you are not satisfied with them, pleasefirst via Ask a Question. We shall try our best to solve your problem to your satisfaction.