MASO Exhaust Cooling Fan 12V RV Motorhome Roof Vent Ventilation 3W 1800RPM 60CFM Mushroom Shaped Energy-saving for Homes Trailer Travel Caravan

• Made of high-quality ABS plastic, weather proof and wear resistant.Waterproof, dustproof and energy saving.
• Adjustable height to meet your different installation requirements.Top mounting type saves space.
• Mushroom shaped roof vent exhaust fan, not only can the fresh air into the car, but also prevents odors and gasses from invading RV living space
• Rated Voltage: 12V; Fan:3W;Rated Speed: 1800 revolutions per minute; Rated Air Flow: 60 CFM; Mounting Thickness: Approx. 45mm-140mm (1.8"-5.5"); Product Overall Size: Approx. 145x103mm/ 5.71x4.06 inch, ，round shaped opening diameter: 118mm (4.65")

The red line is the positive pole of the power supply, the black is the negative pole, and the bottom height is adjustable by cutting. Feature 2 Made of non-toxic EVA foam rubber, food grade safe material. 3 Adjustable height to meet your different installation requirements.Top mounting type saves space. 4 round shaped opening diameter: 118mm (4.65") 5 Mushroom shaped roof vent exhaust fan, not only can the fresh air into the car, but also prevents odors and gasses from invading RV living space Specification Types of: Mushroom head without fan without indoor air outlet Mushroom head + two-way inlet and outlet fan + indoor air outlet Mushroom head + silent fan + indoor air outlet Mushroom head + strong wind fan + indoor air outlet + LED light Mushroom head + silent fan + indoor air outlet + LED light Mushroom head +1 file wind 2 files mute + indoor air outlet + LED lights Mushroom head + strong wind fan + indoor air outlet Speed:1800 rmp Voltage: 12V Suitable aperture: 118mm Air volume: 200CFM Fan diameter: 135mm Adjustable height: 80-160mm