Features: Elevate your quadcopter performances with the 12A Electric Speed Controller featuring optimized firmware for exceptional drive efficiency and response. This ESC boasts low voltage and over heat protection, a separate power supply for reduced magnetic interference, and is programmable for customized flight experiences. Suitable for hobbyists and FPV racers, experts looking to enhances their multirotor or fixed wing aircraft. Whether you're piloting QAV250 280 270 quadcopter, multicopter, ensures a smooth control in all your aerial adventures. Providing stable power, this Electric Speed Controller is a must have for any drone enthusiast seeking top componentry for their next flight. Specifications: Component:ABS Size:Approx.68x20mm/2.67x0.78inch Package Includes: 1 Set 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.