Features Precise Speed Control: Easily regulate the speed of your DC motor from 0% to 100% with the PWM frequency of 25Khz and adjustable duty cycle of 5% to 100% for smooth and accurate motor speed adjustments. High Compatibility: Suitable for DC motors or DC loads up to 20A, providing versatile usage for various applications and devices. Dual Control Functions: Equipped with a potentiometer for variable speed rotation and a button for convenient speed adjustments, offering flexible control options. Easy Installation: Featuring a sturdy metal case and clear connection labels, ensuring straightforward installation and user-friendly . Reliable Performance: Ensures efficient and reliable motor speed regulation, making it an essential tool for professional motor control applications. Specification: Item Type:DC Motor Controller Input Voltage: DC9V12V24V48V60V Output Voltage: Linear Under Load Output Current: 0-20A Continuous Power: 1200W Speed Control Type: Current Adjustment Speed Control Mode: Potentiometer (Linear) Speed Range: 0 - 100% Control Frequency: 25KHZ Size:92 x 52 x 36mm / 3.62 x 2.05 x 1.42in Net Weight: 130 g / 4.59 oz(approx.) Installation Size:Central Distance 104mm / 4.09in Potentiometer Mounting Hole:7mm Package List: 1 x DC Motor Speed Controller Note: Please allow +-2cm differs due to manual measurement. Package List 1 x DC Motor Speed Controller