HOLMES 9" Twin Digital Window Fan, Reversible Airflow Blades, In/Out Exchange, 3 Speeds, Built-In Extender Panels, Ideal for Home, Bedroom or Office, Remote Control, White

• Fresh Air: Electronically reversible airflow blades to intake fresh air into your home, exhaust hot air out of your home, or exchange both simultaneously
• Feel the Breeze: 3 speed settings, low, medium and high, and twin 5-blade design for maximum airflow with up to 14.4 ft./sec. high-speed velocity and 850 CFM
• Digital Controls: Easy-to-use digital control panel and convenient remote control to operate from a distance
• Designed to Fit: Fits into most double-hung and slider type windows and the expandable built-in side extender panels help secure fan into larger windows up to 35.5"
• Versatile Design: Equipped with 2 removable sturdy feet, it can easily be placed on a tabletop or flat surface in your home