Features:40A ESC for FPV multicopter and quadcopter.Adopt independent voltage regulator chip to avoid power supply interference caused by BEC load changes.Great choice for university professors and students who are interested in developing software for multicopter parts.Output Capacity: Continuous Current 40A, Short-time Current 55A (not Less than 10 Seconds).Low voltage cutoff protection, over-heat protection, throttle signal loss protection.Specifications:Item: 40A Brushless ESCColor: BlackCurrent: 40AOutput Capacity: Continuous Current 40A, Short-time Current 55A (not Less than 10 Seconds)Power Input: 2-4S Lithium Natteries(Not Included)BEC Output: 5V@3A (Linear Regulator Mode-Linear Mode)Maximum Speed: 210,000 rpm for 2-pole Motor, 7000 rpm for 6-pole Motor, 35,000 rpm for 12-pole MotorSize: 68*25*8mmPackage Information:Package Size: 10*5*2cmPackage Weight: 40gPlastic PackagePackage List:1* 40A Brushless ESC