Features High Quality Circuit Board: Ensures long service life and reliable performance, guaranteeing durability and consistent motor control. Simple and Easy : This DC motor speed controller is user-friendly, making it easy to adjust and control motor speed with precision. Compact and Ele Design: The small size and ele appearance make it suitable for various applications, and the 104mm mounting hole distance facilitates convenient installation and removal. PWM Stepless Speed Regulation: Provides accurate and efficient speed control, allowing for a speed range of 0% to 100% with excellent control ability. Easy Wiring and Installation: Saves time and effort, offering hassle-free setup and usage, suitable for wide voltage compatibility. Features: 1、Adopt pulse width modulation for more stable 2、Speed adjustment, potentiometer with switch 3、The center distance of the mounting hole is 104mm, which is convenient for installation and removal. 4、The speed range is 0%--100%, it has good control ability 5、Suitable for wide voltage Specification: Item Type: Motor Controller Input Voltage: DC12-60V Output Voltage: Linear Under Load Maximum Current: 10A Controller Continuous Current: 5A Maximum Current: 20A Controller Continuous Current: 10A Maximum Current: 30A Controller Continuous Current: 15A Speed Range: 0%--100% Control Frequency: 15khz Speed Control Mode: Potentiometer (With Switch) Speed Control Type: Current Adjustment Support Motor: DC Brush Motor Wiring Type: Wire Size: Approx. 36 x 90 x 52mm / 1.4 x 3.5 x 2in Installing Hole Distance: Approx. 104mm / 4.1in Optional Style: 10A, 20A, 30A Package List: 1 x Motor Controller Note: 1. The input voltage should be equal to the rated voltage of the motor. It is not possible to input 220V household electricity.betweenbr>2. The input must distinguish between positive and negative polarity.betweenbr>3, The motor can be divided into negative, when the running direction is inconsistent with the expected, you can change the direction by adjusting the motor wire sequence Package List 1 x Motor Controller