Durable construction This motor speed controller is built with materials chosen for durability and reliable operation. High performance three-phase brushless motor regulator Designed specifically for high performance three-phase brushless motors, it provides precise control and efficient performance. Wide voltage range Operates from 4V to 16V, making it compatible with different power sources and suitable for a variety of applications. Multiple protection functions Includes voltage protection, safe start, temperature protection, and flow protection to enhance safety and motor longevity. Key benefits Precise speed control for smooth motor response and accurate performance. Built-in protections help safeguard the motor and controller from electrical and thermal stress. Flexible power compatibility allows use with different power sources and setups. Durable design supports reliable operation in demanding applications. Use scenarios RC hobby and model vehicles: suitable for high performance three-phase brushless motors in drones, quadcopters, and RC cars where precise speed control and protection are important. Robotics and automation projects: ideal for projects requiring reliable motor regulation across a 4V-16V power range, with safety features to protect components. Educational and test setups: useful in labs or development benches for experimenting with speed control, motor behavior, and protection mechanisms on three-phase brushless systems.