This kit will light up the ground under the doors when they are open so you can see where you are stepping. They are on any time the doors are open and switch off when the doors close. This kit covers both doors with a self adhesive waterproof Bright LED strip with (18) LED's per side. (18) LED Light bulbs per door. Self adhesive, waterproof attachment. Installation takes about one hour and tapping into the factory wiring harness. Door panel removal is not necessary.