Boosted Impeller Fan Blade for High-Speed Operation: The specially designed impeller fan blade maintains its shape even at high speeds, ensuring consistent and efficient airflow. This feature guarantees optimal cooling performance without distortion or reduced effectiveness. Anti-Mosquito Design with Check Valve: Equipped with a check valve, this wall-mounted exhaust fan helps prevent mosquitoes and other insects from entering your space. The check valve opens during operation and closes when the fan is off, providing added protection. Enjoy a more comfortable indoor environment. Advanced Features: Includes a remote control for convenient operation. Offers adjustable speed settings through frequency conversion technology, allowing you to customize airflow and noise levels to suit your preferences. Easy Installation: Wall-mount design allows for simple installation and saves floor space. Suitable for rooms requiring an efficient ventilation solution. Specifications: - Model: 6 inches - Rated Voltage: 220 volts - Rated Frequency: 50 Hz - Power: 5 watts - Airflow Rate: 240 cubic meters per hour - Color: As shown in image - Material: Plastic Package Contents: 1 x Exhaust Fan 1 x Remote Control Note: Light reflection and differences in display screens may cause slight variations in color between the product image and actual item. Measurement error allowed within +/- 1-3 cm. Only the items listed are included; other accessories are not part of the package.