Precise Speed Control: The motor speed can be adjusted using a fan speed control switch, offering higher and better consistency compared to regular potentiometers, ensuring no drift issues. High-Performance: Equipped with two high-voltage, low-resistance for MOSFETs and advanced drive circuitry, this dc motor speed regulator offers better stability and performance while supporting high voltage and power requirement. Soft Function: The dc motor speed controller features a soft function, gradually increasing the current when starting without any impact, effectively protecting the motor and extending its lifespan. Versatile Motor/Fan Controller: This dc motor governor is designed for dimming and speed control of motors and fans, supporting a wide voltage range from 9V to 60V with a maximum output of 12A/500W. Excellent Material Quality: Made with high-quality materials and featuring fine craftsmanship, this variable speed controller offers excellent durability and reliability. Its compact and design makes it easy to handle and install., Weight: 0.29652174239 pounds, Manufacturer: Oewwthy