RC Model car electronic dashboard （part）Note: This product only supports 2S 3S 4S batteries, larger than 4S batteriesIt may burn out the electronics, only these three types of batteries have data display. Wiring: 1. The yellow line is connected in parallel with the Y line to the gear channel, which can display the N gear1st gear, 2nd gear, three gears. (Note: the rudder amount of the steering gear must beMust be greater than or equal to 30%, below this value will not be displayed)2. The