How to connect the wires of a grill strobe light ST-6D

Our ST-6D come with its own switch. First  let us observe this switch, we will find that it has two red wires and one black wire. Usually, the red wire is connected to the positive pole and the black wire is connected to the negative pole. Then we find that there are one red,  one black and one yellow wire on each strobe lightheads . Usually the red wire is connected to the positive electrode, the black wire is connected to the negative electrode, and the yellow wire is used to change the flash patterns. Now there are a total of 3+3+3=9 wires, of which 4  red thread, three black threads and two yellow threads. How to wire this?

Dual color white daytime running grill lights ST-6D
switch of grill lighthead
strobe lighthead

The correct wiring method is to connect 3 black wires together and connect to the negative pole of the power supply; connect two yellow wires together; one of the red wires on the switch is connected to the positive pole of the power supply, and the other red wire is connected to the two red wires on the lightheads .  The light can be used normally .If you have any other questions about this light , please let us know !