320A-way electronic speed governor with brake (waterproof) Battery support: Ni-MH Ni-Cd 4-6 units (4.8V ~ 7.2V); lithium 3 units (7.4V-11.1V); Current: forward 320A reverse 160A brake: 270A; BEC Output: voltage: 5.6V current: 2A. (Supply power for receivers servos); Automatically find the center position; High-frequency drive system; Low-resistance field effect tube; Applies to cars boats model uses; Instructions: On the right and the power battery connection wiring boards at both ends of the red wire is positive black was negative. (DC battery or connect a standard male plug connector Ota / T plug / banana plug); ESC output lines are connected to the red and black motor car 540 red and black lines; Open the ESC power switch motor produce a "beep" sound and then turn on the transmitter power the motor will produce a "do-it-Mi" sound proof remote control signal and power transfer has been successfully connected.