Description: OOTDTY Feature: Three-speed forward/backward/reverse adjustable. Digital display, precise positioning of 0-100 speed meter. Built-in panel-style installation, easy and simple. Voltage 6-60V, current 20A. Note: The digital display is a percentage of speed, not the actual speed of the motor. The input voltage must be divided into positive and negative, it can not input 220V electricity for households. The input voltage should be equal to the rated voltage of the motor (within 6-60V). For example, the rated voltage of motor 12 is 12V, and the 36V of motor is 36V. Specifications:Item Type: Motor Speed Controller ModuleMaterial: Electronic Components Size: 96x61x3 4mm/3.7x2.4x1.3in Color: BlackInput Voltage: DC6-60V (Specific Voltage Is Equal to Motor Rated Voltage)Output Voltage: Linear Under LoadOutput Current: 0-20A Continuous Current: 15ATyp Speed Regulation: Flow RegulationSpeed Regulation Method: Potentiometer Motor Support: Brushed MotorForward & Reverse: Support Speed Range: 0- Control Frequency: 15KHZ Wiring Type: Fence ClampSpeed Digital Display: 0-100 percent Quantity: 1PC Note: Transition: 1cm=10mm=0.39 inch Please allow 0-1cm error due to manual measurement. Pls make sure you don't mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Included: 1 x Motor Speed Controller Module(Other accessories demo in the picture are not included!)