Out of control protection Low voltage protection Over-voltage protection With heat sink For 540 dual motor or single motor : forward, reverse, and brake With this power fer would not have to worry about slow tram Motor Boats only need to replace the original power fer Operational Guidelines: The right and a power supply battery connection on both ends of the wiring board the for positive, black, compared with negative. (Or standard DC battery connection plug Daejeon male plug / T-plug / banana plug) ESC output red and black wire are connected to the red and black lines of the car 540 motor. 3. Open the ESC power switch, if no signal input, motor send a beep ~ beep ~ beep "alarm sound. Turn the mitter power signal issue of the duo ~ ~ Mi ", has been connected to prove the mitted signal and receiving the electrical and mechanical tone. Power range: 7.2V-16V Input voltage(advise): 6-12 cells NiMH/NiCd or 2-4 cells LiPo. Weight: 60g (including connectors and switches) BEC: 5.6V 2A Output current: forward 320A Color: Black Material: metal+plastic Size: 47**42*33mm Package Contents: 1 x 320A Brushed ESC Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.