Retractable Window Exhaust Fan Designed for efficient and safe ventilation, this retractable window exhaust fan offers a secure fit without the need for complex installation. Ideal for home, kitchen, and commercial environments where reliable airflow is essential. Key Features and Benefits: Secure Retractable Design: Features a 5 cm retractable mechanism with a threestage caliper clamp and reinforced spring. This ensures the fan locks firmly to the window frame, providing stable operation without risk of falling. Fits Multiple Window Sizes: Adjustable from 35 cm to 135 cm, making it suitable for most vertical and horizontal sliding windows. Versatile compatibility allows it to be used in a wide range of residential and commercial settings. Punch Installation: Installs quickly with a simple click system. No drilling, tools, or permanent modifications required. The universal fit attaches directly to window edges without affecting the ability to open or close the window. Easy Maintenance: Designed for quick removal, flushing, and dusting. Simple cleaning keeps the fan operating efficiently and extends its service life. Flexible Usage: Can be installed on either the left or right side of a window, accommodating different ventilation needs and room layouts. Applications: 1. Kitchen Ventilation – Quickly expels cooking odors, smoke, and excess heat, improving air quality while you cook. 2. Office Air Flow – Provides fresh air without the need for permanent fixtures, ideal for maintaining comfort in shared workspaces. 3. Commercial Spaces – Suitable for small shops, cafés, or workshops where effective ventilation is required without major installations. Specifications: Retractable range: 35 cm to 135 cm Retractable section size: 5 cm Clamp type: Threestage caliper with thickened spring Installation: Tool, clickon design Compatibility: Vertical and horizontal sliding windows Power supply: Included Performance and Reliability: This fan combines stability with convenience, offering a dependable ventilation solution that can be installed and removed in minutes. The reinforced clamping system holds securely, while the adjustable width ensures fit for various window types. Its easytoclean design makes it practical for regular use and longterm operation.