Boosted Impeller Fan Blade for High-Speed Operation: The specially designed impeller fan blade maintains structural integrity at high speeds, ensuring consistent and efficient airflow for reliable cooling performance. Check Valve Design: Features a check valve that helps prevent insects from entering through the vent while allowing airflow. Remote Control & Adjustable Speed: Includes a remote control for convenient operation and offers multiple speed settings via frequency conversion technology to customize airflow and noise levels. Wall-Mount Design: Easy to install on walls, saving floor space and providing effective ventilation. Model: 6 inches Rated Voltage: 220 V Rated Frequency: 50 Hz Power: 5 W Air Volume: 240 m³/h Color: As shown Material: Plastic Package Contents: 1 × Fan 1 × Remote Control Note: Actual product appearance may vary slightly by batch. Color may differ slightly due to screen settings and lighting conditions. Measurement tolerance: ±1–3 cm.