Photo 1 of Variable Speed Controller, 120V 15 AMP AC Motor Speed Controller for Electric Fan Router Duct Exhaust Rheostat, Variable Voltage Regulator with Overload Protection Switch and LED Display Screen

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Photo 1 of Variable Speed Controller, 120V 15 AMP AC Motor Speed Controller for Electric Fan Router Duct Exhaust Rheostat, Variable Voltage Regulator with Overload Protection Switch and LED Display ScreenPhoto 2 of Variable Speed Controller, 120V 15 AMP AC Motor Speed Controller for Electric Fan Router Duct Exhaust Rheostat, Variable Voltage Regulator with Overload Protection Switch and LED Display Screen