Speed Controller with Brake Function Brushed Motor PWM Controller Controller Features: Achieve precise motor control with this Three Function Brushed Motor Electric Governor, for 24V and 48V system. This motor controller offer current limiting and multiple control for applications. For enthusiasts and hobbyists, this motor controller is for wide projects and applications. Experience smooth and efficient motor control with this user friendly motor controller, suitable for robot and small electronic devices. Upgrades your with motor control use this motor controller, for various applications. Its allows for easy integration into project. Specifications: 24-48V Working Current: 1-50A Size: About. 145x95x66mm/5.71×3.74×2.60in Package Includes: 1x PWM Controller note: Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color.