Homemade backfire-style LED light. It has a vibration sensor, so it lights up with the vibrations while driving. It uses button batteries, so it's easy to attach and detach. Easy to do when changing the body, etc. Button batteries are not included, so please purchase them yourself. CR2032 button battery. You can use it immediately after inserting the button battery. Please purchase after confirming the images and understanding. Radio control car Radio control car parts Radio drift Radio drift parts Tamiya Pandora abc Hobby GRK YOKOMO yd2 RDX