Hisummer Window Register Booster Fan Fit 4" x 10" Air Vent Duct Openings, Quiet AC Vent Fan Booster with 10 Speeds Remote Control & Thermostat Household Ventilation Fans for Room Cooling (Upgrade)

Features

• Whisper-Quiet Cooling Designed for Sleep: Let your child sleep soundly—even on hot, stuffy nights—with this ultra-quiet register booster fan. Running at just 17dB—so quiet it's barely there—it uses a precision-balanced dual ball-bearing fan and upgraded PWM motor for smooth, low-vibration airflow. The reinforced aluminum faceplate and angled grille push cool air farther, making this vent fan ideal for bedrooms and nurseries on hot summer nights
• Smart Temperature Control for Effortless Comfort: A high-precision NTC sensor in the recessed base—right by the air intake—quickly detects cool air from your HVAC ducts. This vent fan booster auto-adjusts speed, boosting airflow as the room nears your comfort zone and slowing down when it doesn’t. It delivers a quiet, steady airflow that cools efficiently without overworking your AC—keeping your child cool all summer with less noise and energy
• Energy Smart for Lower Bills and Cooler Comfort: Using just 6W—less than a standard bulb—this quiet vent booster fan reduces your HVAC’s workload with a smart PWM motor that adjusts airflow for efficient cooling. As an AC vent booster, it keeps pulling in cool air after the AC cycles off, boosting comfort while cutting energy waste. Perfect for kids’ rooms on hot days, it saves money and keeps your family cool all summer
• Auto Temp-Triggered 10-Speed Fan for Perfect Comfort: This floor vent fan booster automatically kicks on at 75°F for cooling and 79°F for heating, delivering quick, consistent comfort to your child’s room. It cycles smoothly through 6 preset speeds, adjusting airflow to maintain your ideal temperature. With a 10-speed remote, you have full control to set quiet, efficient cooling or heating—perfect for summer nights and chilly evenings
• Auto & Manual Speed Control with Easy DIY Setup: Take full control with 10 precise fan speeds—from rapid cooling to whisper-quiet 17dB sleep mode—perfect for your child’s room on hot summer nights. The 26-ft remote lets you adjust settings from anywhere, while the 9.8-ft cord and wall adapter ensure quick, hassle-free DIY installation in standard 4"x10" vents. This vent booster delivers efficient, quiet cooling designed for busy families
• Safe, Durable & Efficient Cooling for Your Family: Certified to EN60335 standards, this air vent booster fan features a 5.8mm anti-finger gap for child and pet safety. Its reinforced 4.7mm ribbed aluminum panel supports up to 300 lbs, built to withstand daily use in busy homes. Delivering up to 150 CFM of quiet airflow at just 17dB, it cools efficiently while saving energy—keeping your family safe, comfortable, and your bills low all summer
• Stylish Finish That Blends Form & Function: Made from sleek black anodized aluminum with a precise CNC-machined finish, this AC vent fan adds a modern, refined touch beyond typical duct covers. Perfect for your child’s room, bedroom, or office, this air vent fan quietly boosts airflow while enhancing your decor. Designed for standard 4"x10" vents, it fits flush for a seamless, built-in look that delivers lasting, comfortable cooling all summer
• Measure Right for Hassle-Free Comfort: This floor vent fan is custom-fit for standard 4"x10" duct openings—measure the duct size, not just the vent cover, for the perfect fit. Easy, tool-free installation means fast, quiet airflow boosting your child’s comfort all summer. Not sure about sizing? Our friendly customer support is ready to help, making setup simple and worry-free. Designed as a reliable register fan for lasting performance