This is the FlightPower PC USB Link/ ESC Link. / / FEATURES: Allows modeler to set various functions on FlightPower LiPo / compatible Electronic Speed Controls such as: / Battery Type / Brake / Timing Mode / Cut Off Type / Low Batt. Protection / Start Mode / Governor Mode / Easy to use PC software / / INCLUDES: USB cable / ESC Link / Instruction Sheet / / REQUIRES: Installing software, connecting USB cable to PC or laptop / Connecting ESC link to ESC