Kohree 14" RV Vent Fan 10 Speed Reversible: 12V Super Quiet RV Roof Vent Fan for Camper Trailer Bathroom, RV Exhaust Fan with Remote Control, Temperature & Rain Sensor, Removable Screen

["KEEPS RV COOL: The Kohree RV vent fan provides powerful airflow at 934CFM (1503.4m³/h), ensuring rapid cooling and fresh air circulation. It includes built-in temperature sensor that automatically activate the rv exhaust fan when the interior temperature exceeds 78.8°F and turn it off when lowers 78.8°F.","EASE OF INSTALLATION: The rv ceiling fan fits all standard 14\" x 14\" roof openings. The camper exhaust fan includes screws and EXTRA SEALING TAPE for easy installation, and comes with a removable mosquito-proof screen. NOTE: Black Wire - Negative; Red Wire - Positive","SUPER QUIET & EFFICIENT: RV bathroom vent fan features 10 adjustable speeds and operates with an ultra-silent motor, producing a maximum noise level of 50dB. It consumes only 25W in high-power mode.","AUTO LID CONTROL: The RV roof vent fan features a powered-lift UV-proof lid that opens and closes automatically. It also includes a rain sensor that automatically closes the lid when it starts raining. NOTE: DO NOT open the lid in windy conditions or near strong air currents (e.g., highways). If the lid starts to sway, close it immediately to prevent it from being carried away.","REMOTE CONTROL: Camper RV vent fan allows you to adjust the exhaust fan's airflow direction (in or out) and speed (1 to 10) without the need for manual adjustment under the fan."]