Boosted Impeller Fan Blade for High-Speed Operation: The specially designed impeller fan blade maintains its shape during high-speed operation, ensuring consistent and efficient airflow. This design supports reliable cooling performance without distortion or reduced effectiveness. Anti-Mosquito Design with Check Valve: Features a check valve that automatically opens and closes with airflow, helping to prevent mosquitoes and other insects from entering your space. Provides a more comfortable indoor environment. Advanced Features: Includes a remote control for convenient operation and offers adjustable speed settings through frequency conversion technology, allowing customization of airflow and noise levels to suit personal preferences. Easy Installation: Wall-mounted design allows for simple installation and saves floor space. Suitable for those seeking a practical ventilation solution. Model: 6 inches Rated Voltage: 220 volts Rated Frequency: 50 Hz Power: 5 watts Air Volume: 240 cubic meters per hour (Note: Product appearance and labeling may vary by batch; this does not affect functionality.) Color: As shown Material: Plastic Package Contents: 1 x Greenhouse Fan 1 x Remote Control Note: Light reflection and differences in display screens may cause slight variations between the color shown in the image and the actual product. Measurement may vary by +/- 1-3 cm.