1. Clean removable front panel for easy maintenance

2. The fan blades are designed with odd number blades, with high air volume and low noise

3. Ball bearings for quiet operation and long service life

4. The humidity sensor is positioned for direct contact with ambient air

5. The motor adopts pure copper enamelled wire with a long service life

6. The board is effectively shielded from moisture.

7. PET shutter to avoid backflow