on/off switches - how do they work

that was my original plan

but… im an idiot and dont know how to use my multichecker i have haha

that is still my most viable option once i learn how to use it.

and minimum, i am currentlyu off of battery for my constant power, but essentialyl i want to hook them up to my headlights. ill have to learn how to use my multi-checker

i got it for christmas and dont have a clue - its an equuis version something something

ill have to research it