ITEM NAME:320A 7.2V-16V Bidirectional Brushed ESC Speed Controller for RC Car Truck B B7H2 320A 7.2V-16V.Output current: forward 320A. 1 x 320A Brushed ESC. With this power transfer would not have to worry about slow tram Motor Boats only need to replace the original power transfer. ESC output red and black wire are connected to the red and black lines of the car 540 motor.