This 5A 90W 12V DC electronic starter speed controller module provides reliable, straightforward control for DC motors and similar loads. Key features and benefits - DC-DC conversion with adjustable output from 4.5V to 28V to match motor needs and application requirements. - Functions as speed regulator, control governor, and on/off switch in one unit for simple integration. - Designed for 24V applications, compatible with 24V motors and systems while powered from 12V input. - Enables precise control of motor speed and voltage regulation for smoother start/stop and consistent performance. - Suitable for low to mid power DC drives, offering a compact solution for projects with space constraints. 2-3 practical use scenarios - Robotics projects using 24V DC motors that require adjustable speed and a reliable on/off control. - Small 24V conveyors, fans, or tool drives where users need to dial in a specific speed range and maintain stable operation. - Automotive or marine 12V systems needing a simple speed control plus switch function for auxiliary motors.