Best Seller Srvf-320 Solar Roof Exhaust Fan Aluminum Alloy Exhaust Switching Fan Negative Pressure Fan Perfect Gift [D23RkN8S]

1. Exhaust flow: about 2200-2500 cubic millimeters
2. Motor motor: P: 35/40W, U: 15/18V
3. Noise: within 45dB
4. Scope of application: plant, workshop, container, farm, etc.
5. Material: aluminum alloy
6. Blower diameter: SRVF-320: about 320mm; SRVF-350: about 350mm
7. 35W/40W solar panel size: about 46 x 50cm
8. Product size: about 56.5 x 56.5 x 26cm
9. Weight: SRVF-320: approx. 7.8kg; SRVF-350: approx. 8.4kg

Features:
1. Lightning strike protection, rain and cloudy weather and night can use the power adapter to make up for the power, you can also use the remote control (not included) for remote control
2. Aluminum alloy base, corrosion-resistant body light, can be shaped arbitrarily according to the roofing conditions
3. Fluid structure deflector, reduce airflow transformation resistance, improve the export flow structure
4. Automatic temperature control, higher than 25 degrees Celsius to start, lower than 25 degrees Celsius to stop
5. Snap design, stainless steel reinforced screws, welding treatment, strong and safe
6. DC brushless frequency conversion motor, adaptive to changes in light intensity, tracking solar output power point, 5 times higher efficiency, efficient and quiet operation
7. 35/40W solar panel, 3mm high-efficiency monocrystalline silicon, light conversion rate of 25% or more, comes with a high-strength aluminum alloy frame
8. Aluminum alloy heat sink cover, strong heat dissipation, integrated design, waterproof, cold-proof and high temperature resistant
9. Aluminum alloy 5-blade fan, low vibration, low noise, durable, not easy to deformation

Installation steps:
1. Cutting: position and cut a circle on the roof
2. Fixing: fix the aluminum base plate with the roof and make it fit
3. Installation: install the wind turbine body and windproof support bar to fix with the base plate
4. Tighten: adjust the angle of the solar panel, then tighten the screws