Photo 1 of Maxmartt AC Motor Speed Controller, 4000W 120V 10A Adjustable Speed,Voltage Controller with Overload Protection, Ideal for Most Fans and Brushed Power Tools

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Photo 1 of Maxmartt AC Motor Speed Controller, 4000W 120V 10A Adjustable Speed,Voltage Controller with Overload Protection, Ideal for Most Fans and Brushed Power ToolsPhoto 2 of Maxmartt AC Motor Speed Controller, 4000W 120V 10A Adjustable Speed,Voltage Controller with Overload Protection, Ideal for Most Fans and Brushed Power Tools