Specification Brand : Yosoo Health Gear BulletPoint1 : The input power range is DC6-24V, potentiometer with switch function. BulletPoint2 : The maximum continuous output current :3A BulletPoint3 : Cycle adjustable range is BulletPoint4 : DC Motor Speed Regulator controls the speed of a DC motor by adjusting Pulse-Width-Modulated (PWM) BulletPoint5 : Control the forward or reverse direction and the stop of DC motor by switch BulletPoint6 : Control the forward or reverse direction and the stop of DC motor by switch CircuitType : 2-way Color : Grey ConnectivityProtocol : X-10 ConnectorType : Plug In CurrentRating : 80 amps CustomerPackageType : Standard Packaging ExternallyAssignedProductIdentifier1 : 0712190252885 ExternallyAssignedProductIdentifier2 : 712190252885 ExternallyAssignedProductIdentifier3 : 00024822090001 InternationalProtectionRating : 220 volt ItemName : 6V 12V 24V 3A DC Motor Speed Controller (PWM) Speed Adjustable Reversible Switch Dc Motor Driver Reversing (Wire Color Random) ItemPackageDimensions_Height : 12.5 centimeters ItemPackageDimensions_Length : 2.4 centimeters ItemPackageDimensions_Width : 11 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : motor-speed-controllers Manufacturer : Walfront Material : Metal plastic ModelNumber : 66386232108 MountingType : Panel Mount NumberOfItems : 1 OperatingTemperature : 25 degrees_celsius OperatingVoltage : 220 volts OperationMode : MANUAL-AUTOMATIC PartNumber : Yosoo-164 ProductDescription : Specification: Features: - DC Motor Speed Regulator controls the speed of a DC motor by adjusting Pulse-Width-Modulated (PWM) - The input power range is DC6-28V - Duty Cycle range is 5%- - Control the forward or reverse direction and the stop of DC motor by switch - Potentiometer with switch function - The switch cable length 15cm - Item size: 32mm*50mm*15mm Operating instruction: Before you attempting to wire the controller, make sure power is off. WARNING: DO NOT REVERSE POSITIVE AND NEGATIVE POWER LOADS. THIS WILL DAMAGE THE CONTROLLER 1. Connect wires refer to the \"wiring diagram\" (NO.4 picture) 2. Turn on the power, and adjust the potentiometer 3. The LED indicates the power up and the speed of motor Package Includes: 1 x DC Motor Speed Controller