Telescopic Window Exhaust Fan, Bedroom Retractable Vertical Window Fan, Kitchen Casement Window Fan, Home Waterproof Vent Fans, Adjustable Wind Speed Grey 59~83CM

Product Features: Innovative drill-free design, won't damage walls. Easily move between living rooms, bedrooms, and kitchens to suit daily needs, bringing coolness and freshness wherever you go. Equipped with a 2800 RPM high-speed motor, it quickly stirs up stagnant indoor air, delivering a refreshing breeze like outdoors, effectively promoting air circulation. Precisely tuned, operating noise is as low as 36 decibels, like a whisper. Whether sleeping, working, or reading, it won't disturb your peaceful time. Equipped with an adjustable speed power supply, you can linearly adjust the airflow to suit different occasions and personal preferences, from a gentle breeze to a strong airflow. Designed for easy cleaning, it can be quickly disassembled for washing, easily removing accumulated dust. The robust structure is resistant to moisture and can operate stably even in rainy weather. Product Technical Parameters: Name: No-Drill Window Exhaust Fan Input Voltage: 110-220V Output Voltage: 12V Fan Size: 13cm x 13cm Airflow: 85m³/h per fan Noise: 41dba maximum per fan Speed: 2800 RPM Power: 2.4W per fan Standard Configuration: 6 fans per meter Material: 304 Stainless Steel Width: 20cm Thickness: 5cm Length: 35-143cm (Optional) Applications: Room area x air changes per hour / number of fans = actual number of fans required Bedrooms typically require 1-2 air changes per hour Included: Exhaust Fan x 1 Power cord x 1 Instruction Manual x 1

• Adjustable Sizes for Any Window: Available in 35–143cm, this sliding window fan fits most vertical and horizontal windows. Perfect for home, kitchen, and commercial ventilation
• Retractable Window Exhaust Fan: With an 18cm retractable design, equipped with three-stage clamps and thickened springs, it securely locks onto the window frame, ensuring safe, stable, and reliable ventilation
• Multi-Speed ​​Adjustment: The Bedroom Window Exhaust Fan features a high-speed motor that revs up stagnant air, delivering a refreshing breeze similar to outdoor airflow and effectively promoting air circulation
• Quiet Operation: Precisely tuned, the Retractable Vertical Window Fan operates at a noise level as low as 36 decibels, like a whisper. It won't disturb your peaceful time, whether you're sleeping, working, or reading
• Easy Maintenance: Designed for easy cleaning, it can be quickly disassembled for washing, easily removing accumulated dust. The robust structure is moisture-resistant and operates reliably even in rainy weather