Features: 1.Detail Introduction: The ventilation fan has 12V operating voltage. The speed is up to 3000RPM/min, and the exhaust volume can be 3.3m3/min. 2.Function: This ventilation fan can easily and efficiently remove the air from the car and replace it with fresh air to eliminate odors. 3.Outstanding Advantages: The unidirectional vent fan is compact and occupies a small space area, which will not form a backflow of air resulting in the elimination of air re enter the car. 4.Wide Application: Widely used in cars, trucks, tents, recreational vehicles, suv, all terrain vehicles, trucks, etc. And can be easily installed on the side exhaust port of RVs, commercial vehicles, boats, etc. 5.Reliable Material: This ventilation fan made of ABS material, wear resistant and durable, which can withstand bad weather and used safely. Specification: Item Type: Ventilation Fan Material: ABS Operating Voltage: 12V Speed: 3000 RPM/min Displacement: 3.3m3/min Outlet Wind Direction: One Way Application: RV, truck, bus, etc