Inline Duct Fan 4-In. 200 CFM With Variable Speed Controller Quiet AC-Motor Ventilation Exhaust Fan For Cooling Booster

DEWENWILS 100 to 125V AC Fan Speed Controller Optimize the performance of your cooling and ventilation projects with the DEWENWILS Fan Speed Controller. Designed for versatility and convenience, this variable speed controller is ideal for a wide range of DIY applications, including radon fans, duct fans, hydroponic systems, and mini blowers. Product Details Variable Speed Control The variable speed controller allows you to set the speed of the AC fan to the optimal noise and airflow level for various applications. Plug and Play Easily connect the speed controller to the terminals of the fan and plug the plug into the wall outlet. Convenient to Use 5ft total length, more flexible in use [1 to 3 Sockets] With its 1 to 3 sockets, the fan speed adjuster can effortlessly control the airflow of up to 3 fans simultaneously, offering exceptional convenience while helping you save money [Versatile Compatibility] Featuring 2-hole plugs and sockets, compatible with a variety of devices and scenarios; ideal for radon fans, duct fans, hydroponic fans, mini blowers, small motors, soldering irons, and other inductive load devices [Flexible 5FT Cord] 5ft cord for more flexible to use, the fan controller is ideal for various DIY projects that require cooling or ventilation; and equipped with a speed controller to turn the appliances on/off and adjust the speed according to your needs