Acewell dual NTC Inversion module

The Acewell IVR-03 LED Inverter is necessary for the correct operation of the alternator warning light signal control and with the diode placed inside the wiring it affects the alternator warning light. If you do not have an ALTERNATOR LED, carefully isolate the BLUE and YELLOW wires.

Connections:
Red wire: Key current (+)
Black wire: Ground
White wire: Signal wire for alternator light
Blue wire: Alternator light connected to (+) input 1
Yellow wire: Alternator light connected to (-) input 2

IVR-03 has 2 outputs - one pulls +ve and the other -ve when the bulb would normally illuminated

If this model is not what youre looking for, check out the other Acewell LED inverter, the IVR-04