Retractable Window Fans, Punch-free Window Exhaust Fan, Speed 2800 RPM and 18cm Length Adjustable, Air Volume 85m/h Per Fan & Length Optiona, for Home, Kitchen, Bedroom & Office

Features: - This window exhaust fan utilizes an axial flow fan structure and high-quality steel to ensure rapid heat dissipation, stable operation, and smooth operation. You can adjust the number of fans as needed. - This window exhaust fan utilizes a safe 12V DC voltage and a rust-resistant 304 stainless steel body for top safety. - Double-sided stainless steel filters effectively block mosquitoes. Its fade-resistant design and rigorous testing ensure each fan has a lifespan of up to 30,000 hours, ensuring durability and meeting your home and office needs. Specifications: Name: Window Exhaust Fan Color: White Extended Sizes (Optional): 52-70 cm, 66-84 cm, 80-98 cm, 94-112 cm, 108-126 cm, 122-140 cm Number of Fans: 3 fans, 4 fans, 5 fans, 6 fans, 7 fans, 8 fans Air Volume: 85 m³/h per fan Speed: 2800 RPM Fan Size: 14cm*14cm Noise: Maximum 41dba per fan Power: 2.4W/per fan Package Includes: Window Exhaust Fan * 1 Note: 1. Due to the difference in light and screen settings, the color of this item may be slightly different from the pictures. 2. Due to manual measurement, 1-3cm error is allowed.

• 【Flexible And Retractable Installation】The Window Exhaust Fan features a punch-free design that allows for easy installation by non-professionals in just 3 minutes. 52-140cm length optional, with single sections retractable up to 18 cm, making it perfect for various space requirements.
• 【Stepless Speed Adjustment】Adjust air volume and noise level freely, achieving a powerful 85 cubic meters per hour at 2800 rpm. Suitable for various environments, including home, kitchen, bedroom, and office. Maximum noise level is 41 dB (down to 20 dB when fully operational).
• 【Safe And Durable Design】Safety is a priority with the Window Exhaust Fan featuring a 12V DC safety voltage and a rust-proof 304 stainless steel body. The double-sided stainless steel filter screen effectively blocks mosquitoes, providing lasting durability for your home and office needs.
• 【Easy Installation】No drilling required, making it easy for non-professionals to install in 3 minutes. A single section can be extended up to 18 cm to accommodate various space requirements.pet deodorization and ventilation; and horizontal installation for casement windows.
• 【Versatile】Quickly removes odors and heat, dispels cooking fumes, odors, and hot pot smells, and blocks heat and humidity for a healthier lifestyle. Suitable for removing cooking fumes in chess and card game venues; vertical installation for sliding windows.