The lights are easy to install, we put them in as under cabinet lights in our destination trailer (not a travel trailer, so not moving/bouncing around). They were a great addition, lighting up what was a dark space. They are turned off when not in use, and we have not had any trouble with the on/off/dimmer switch, which I stuck to the wall easily enough with double sided tape. BUT, just 3 months later, one of the strips quit working. I took out the extra short connectors and replaced it, which fSee full review