PANO-MOUNTS 36.61-66.93 Inch Vertical Window Fan -Dual Mode Airflow Exhaust Intake and Variable Speed Control for Sliding Windows Tool-Free designed for Bedroom, Humid and Smoke Spaces, Black

["【YOUR EXACT WINDOW SIZE】Designed for sliding windows with window frame height of 36.61\"–66.93\" and frame thickness > 6mm, Please confirm your window measurements before purchase to ensure a proper fit.","【DUAL MODE EXHAUST INTAKE】Features a switch on the bottom panel to easily toggle between exhaust and intake modes, adapting to your ventilation needs.","【ADJUSTABLE SPEED】Equipped with 6 powerful fans, Adjust the speed easily via the control knob on the bottom panel to meet your needs.","【SLIM-DESIGN NO WINDOW INTERFERENCE】Slim Window Fan for Sliding Windows hugs window frames tightly, allowing smooth opening and closing, it ensures durability.","【VERSATILE USE】Ideal for exhausting hot air or providing fresh airflow in stuffy rooms. The 36.61\"to 66.93\" window height range is suitable for sliding windows of different heights."]