VIVOSUN Variable Speed Controller Cordless Vent Blower Speed Adjuster for Inline Duct Exhaust Fan

Features

• 3 Speeds: One knob, 3 modes; You can have high, medium, and low speed of the fan, suitable for different needs and situations with better ventilation
• Lower Cost: With this fan speed controller, you don’t need to run the fan at full speed all the time so that there is no waste of energy
• Safe Operation: Simple box design to stay out of the way and keep cords tangle-free; Automatically protects against fan motor burnout; grounded plug for safe use
• Usage Scenario: This speed adjuster can be used on fans in places like grow tents, warm houses, home, basement, office and so on
• Specifications: Voltage is 120V; Current: 3 amps; Wattage: 350W Max; Plug: 3-pole, American(grounded)