U800 hideaway light is powered by 12-24V. It is available in single, split, or dual color.
There are 5 wires on it and each color of wire stands for one function. They are red, black, yellow, blue, and white. As we know red and black normally mean positive and negative. White color is for mode. The yellow color means synchronization. Blue color means alternation.

5 wire strobe light wiring diagram is as below:
To activate the unit, extend the red (+) wire to a 12V post. Extend the black (-) wire to the ground post of the vehicle's battery.
Synchronization: To Sync two or more light heads together:
Connect YELLOW wires of all heads for Synchronization
All heads must be on the same flash pattern to be able to sync.
To select Flash Pattern, apply White to BlackLess than 1 second for the next pattern
3-5 seconds for the last pattern
More than 5 seconds for steady burn or reset
Pattern alternately: Connect any of the blue wires to the red(+) wire