Punch-Free Window Exhaust Fan, Metal Silent Ventilation Fan, 40-120CM Height Selection, Stepless Speed Adjustment, for Bedrooms, Living Rooms-1pcs

It works by promoting air exchange between inside and outside, not cooling the air, no cooling effect will be achieved.WINDOW EXHAUST FAN ADVANTAGES: --Plug-and-play power supply, no drilling required --Energy-saving, stepless speed adjustment --Diagonal flow fan design, high airflow --Aluminum alloy frame, DC motor --Black finish resists dirt and oil stains --Metal mesh protection, rust-resistant --Multiple adjustable speed settings for precise airflow --2400 rpm high-speed, high-displacement, imported motor chipPRODUCT SPECIFICATIONS: Product Name: Punch Free Window Exhaust Fan Material: Aluminum Alloy Frame+Metal Mesh Voltage: 12V Speed: 0-2400 RPM (adjustable) Air volume: 230m3/h Fan Coverage: 18x18cm(Single)PACKAGE CONTENTS: Window Exhaust Fan x1 Power Cord x1 User Manual x1NOTE: Before purchg, please measure the height of the window and choose the specification that suits you.

• ALUMINUM ALLOY FRAME: Black surface is resistant to dirt and does not easily show dust or oil stains, available in 40-120cm, this sliding window fan fits most vertical and horizontal windows
• DOUBLE-SIDED Metal MESH: It is not easy to rust, prevents foreign matter from being drawn into the fan, protects the normal operation of the fan blades, and prevents accidental injury to fingers
• PUNCH-FREE INSTALLATION: Quick “click” setup with no drilling or tools required, vertical window fan design fits window edges without affecting opening or closing
• MULTIPLE SPEED ​​ADJUSTMENTS: Adjust the air volume and noise level at will to meet your air volume needs, window exhaust fan for quiet nighttime ventilation/daily ventilation/highly polluted
• WIDELY USED: Quickly exhaust odor and heat, drive away smoke, odor, hot pot smell, reject humidity and heat for healthier, window fan suitable for chess and card games to remove smoke