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

It works by promoting air exchange between inside and outside, not cooling the air, no effect will be achieved. WINDOW EXHAUST FAN ADVANTAGES: --Plug-and-play power supply, drilling required --Energy-saving, stepless speed adjustment --Diagonal flow fan design, high airflow --Aluminum alloy frame, DC motor --Black finish resists dirt oil stains --Metal mesh protection, rust-resistant --Multiple adjustable settings for precise --2400 rpm high-speed, high-displacement, imported motor chip PRODUCT 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: x1 Power Cord User Manual NOTE: Before purchasing, please measure height of window choose specification that suits you.

• 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
• 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
• 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
• 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
• PUNCH-FREE INSTALLATION: Quick “click” setup with no drilling or tools required, vertical window fan design fits window edges without affecting opening or closing