Features: This BLDC Three Phase Motor Controller delivers 15A power output with real time current monitoring digital display, ensuring precise control for brushless motor. The controller offer speed adjustment via potentiometer and seamless integration with three phase brushless motors up to 15A continuous current. Perfect for robotics engineers and industrial automation specialists requiring robust motor regulation for drones Optimized for model aviation propulsion, equipment installations, and commercial grade fan systems where low noise operational and adjustable directional control are critical. Built with overload protective and 6-72V input, this motor driver board simplifies complex installations while maintaining efficiency across projects and professional electromechanical setups. Specifications: Component:Plastic Size:Approx.81x60mm/3.19x2.36inch Input:6-72V Current: 15A Display content: 0-100% Forward and reverse: two way Support external : frequency 1-10K, amplitude 3.3-5V Speed ​​regulation: potentiometer Package Includes: 1 Set Motor Controller note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.