12V ST switch box is one of the accessory boxes. It is available for several lightbars like Mavic and Matrix. It is black housing with soft touch buttons shining blue lights.
There are front light, rear light, left alley, right alley, aux, DIM, take down, code1, code2, left arrow, right arrow, and centre out arrow options on it.

There are 2 modes for alley light and takedown(steady on and single flash).AUX means cruiser mode.You can customize any fuctions by code1 and code2.
An L bracket on the back for you to easily install in the vehicle.
Three color lights stand for different meanings. Red for flash sequence. Yellow for flash pattern.Blue for function.