Ultra-Slim Vertical Window Fan for Sliding Windows, Window Exhaust Fan with Stepless Speed Control, IPX7 Waterproof Vent, Tool-Free Installation, Multiple Size Options (Black,37.4in-41.33in)

Ultra-Slim Vertical Window Fan for Sliding Windows, Window Exhaust Fan with Stepless Speed Control, IPX7 Waterproof Vent, Tool-Free Installation, Multiple Size Options (Black,37.4in-41.33in)

• 【Tool-Free Installation & Removable】Truly a no-drill, tool-free setup that lets you secure the vent fan into window tracks within minutes without leaving marks; perfect for apartment renters, DIY homeowners, and office spaces, this portable exhaust unit can be removed instantly anytime you need to move or close the sash fully
• 【Multiple Size Options Available】Available in several size configurations to fit different vertical sliding window heights from 17.7" to 49.2"; each model features a built-in 3.9-inch (10 cm) retractable spring-loaded adjustment for seamless track sealing; please measure your inner window frame space and select the correct model before ordering
• 【Stepless Speed & High-Velocity Exhaust】Driven by a magnetic brushless DC motor with a stepless speed controller adjusting smoothly from 0 to 2800 RPM; delivers high-velocity air exchange up to 98 CFM while operating at a whisper-quiet 16 to 39 dB; runs continuously on eco-friendly settings, drawing only 1 kWh per 24 hours
• 【IPX7 Weatherproof & Durable Structure】Engineered to strict IPX7 waterproof standards, this heavy-duty ventilator stands up to severe rainstorms and outdoor downpours without short-circuiting; The reinforced aluminum alloy frame is paired with dual-layer stainless steel mesh to block outdoor debris, ensuring optimal indoor ventilation
• 【1.6-Inch Ultra-Slim Space Saver】Boasting an ultra-thin 1.6-inch thickness, this compact vertical window fan integrates cleanly into sliding channels without obstructing natural sunlight; designed to run in a single directional exhaust mode to safely pull stale air out, it arrives securely packaged with an AC adapter and user guide