The iPower Variable Fan Speed Controller is a cordless device designed to adjust the speed of your duct and inline fans. It is an ultra-compact device that plugs directly into an outlet and is easy to install. The device features a rotary knob control with four options: off, low, medium, and high. The controller has a built-in grounded control outlet and is suitable for all duct and inline fans. It is also equipped with a mounting tab for wall mounting, which eliminates the need for messy wires.
This fan speed controller is perfect for use in a variety of settings, such as grow rooms, greenhouses, and other indoor gardening environments. It is particularly useful for hydroponics, irrigation, and climate control, as it allows you to precisely adjust the speed of your fans to suit your specific needs. The controller is also durable, with a 3-pole grounded plug construction, and comes with a 1-year warranty.

iPower Wireless Speed Controller for Inline Fans & Air Blowers:

• Rotary knob control with four options: off, low, medium, and high
• Plug-and-play for easy installation
• Built-in grounded control outlet
• Durable 3-pole grounded plug construction
• Suitable for all duct and inline fans
• Mounting tab for wall mounting
• No messy wires
• 1-year warranty
• -4 speed options: off, low, med, high
• Not suitable for Shaded Pole Motor and Brushless Motor Fan