Features: The Brushless Motor Controller delivers robust continuous power output, featuring for optimized motor control and a built in 5V/3A to ensuring for receivers and accessories. Its three wire phase connection design simplifies installation while maintaining compatibility with most brushless motor, supported by multiple startup mode and metal construction for demanding conditions. Designed for drones builders, and industrial modelers requiring precise speed regulation in compact to brushless motor applications like quadcopters and fixed wing aircraft. Optimized for dynamic FPV racing drones, photography rigs, and robotics projects where rapid throttle response and stable power distribution are critical during high speed maneuvers. This electronic speed controller combines professional components with parameter customization, eliminating complex programming for seamless integration into ecosystems. Specifications: Component:Metal Size:Approx.55x25x10mm/2.16x0.98x0.4inch Package Includes: 1Pc Electronic Speed 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.