Vertical Window Fan for Sliding Windows, Retractable Window Exhaust Fan, 35-135cm Optional and 5CM Retractable, Adjustable Speed 0-2800 RPM & Without Drilling Holes, for Home, Kitchen, Bedroom

Whether it's a traditional vertical window, a horizontal bay window, or a balcony window of unusual dimensions, it can be easily adapted and seamlessly inserted. Say goodbye to the hassles of complicated measurements and installation, and enjoy the ultimate in fresh air convenience. Specifications: Name: Window Exhaust Fan Voltage: 12V (220V to 12V) Current: 0.35A (single fan) Speed: 0-2800 RPM (adjustable) Airflow: 98 CFM (per fan) Noise level: 16-39.8 dB (varies with speed) Length: 35-135cm (optional) Width: 16cm Extension length: 5cm Thickness: 4CM Bearing: Magnetic levitation bearing Components: Exhaust fan + power controller Material: Aluminum alloy frame + stainless steel mesh Function: Removes indoor odors and smoke, removes pet odors, and ventilates. Mount: No drilling required, flush-mount installation. Retractable, no need to worry about size issues. Package Includes: Window exhaust fan *1

• 【Window Exhaust Fan】This kitchen window exhaust fan is retractable, extending 5cm, eliminating installation issues due to size restrictions. It's easy to install and removable. It's also easy to clean; simply disassemble and rinse with clean water.
• 【Available In A Variety Of Sizes】This retractable window exhaust fan is available in sizes ranging from 35cm to 135cm. You can measure the inner diameter of your window to select the appropriate size. A single fan delivers 98CFM airflow and noise levels of 16-39.8dB (depending on the speed).
• 【Construction】This ventilation and deodorization exhaust fan features an aluminum alloy frame, magnetic bearings, and a double-sided stainless steel protective screen for child protection. The speed is adjustable from 0-2800 rpm.
• 【Embedded installation】This horizontal household window fan can be installed without drilling. It uses an embedded method with a 3-level Snap-Fit structure and thickened springs, ensuring it is firmly fixed at the window edge. Simple installation that does not affect normal window use.
• 【Widely Used】Efficiently expels heat and air, suitable for various indoor environments. Supports vertical installation on sliding windows and horizontal installation on casement windows. Ideal for home, office, or commercial spaces. Easy to maintain—simply remove the fan and rinse with water. Provides reliable ventilation and keeps your space comfortable.