Usage Tips:Features: Unleashes the full potential of your motors with our robusts 1200W PWM Motor Speed Controllers, ensuring precise speed regulation and efficient power management. Featuring aluminum casing and advanced technology, this Controllers offers smooth forward and reverse motor control, with a wide operating voltages ranges of 9 60V for Multifunction applications. Suitable for enthusiasts, robotics hobbyists, and professional in automotive and industrial sectors want reliable speed control solution for their motor drives projects. Transform the performances of automotive fans, heaters, and other power devices, or Elevates your home workshop and craft machinery with precise speed adjustments. Elevates your project efficiency with our speed Controllers user friendly potentiometer and clear wiring instructions, ensuring a Simple integration into your existing setups. Specifications: Materials: aluminum Size: about 36x52x92mm/1.42x2.05x3.62inch Rate current: 20A Output power: 0-1200w Package Includes: 1xMotor Speed Controllers note: Please allow 1 to 3cm error due to manual measurement, please make sure you do not mind before you bid, Due to the differences between different monitors, the picture may not reflect the actual colorful of the item.