VIVOSUN Register Booster Fan for 4 x 12 Holes - Adjustable Speeds and App Control, Brown

About this item

• Adjustable Wind Direction: The airflow guide vanes, designed like window blinds, allow easy adjustment of airflow direction or complete closure to prevent dust buildup when not in use; This feature provides broader coverage and enables focused airflow in specific directions
• Powerful & Quiet: Featuring hydro-mechanical stator blades and dual ball bearings, this fan delivers reliable performance; The PWM-controlled DC motor provides precise speed control, energy efficiency, enhanced durability, and quiet operation at just 18 dBA on the lowest speed
• Enhanced Comfort: This fan efficiently boosts airflow from your existing HVAC systems, increasing comfort while saving energy and reducing costs; Fits only standard 4" × 12" register holes
• App Control: Wi-Fi enabled for seamless connection to the Vivosun app, offering smart remote control at your fingertips; Set the cooling/heating triggers, adjust speeds, and explore advanced features--all from your phone
• 10-Speed Intelligent Control: Equipped with an LCD controller that can be programmed and a high-precision temperature sensor, this fan observes temperature and turns on based on your predetermined settings; With 10 different speed choices, you can conveniently adjust airflow to your liking.