Detailed Product Description Features: 1) screws for bicycles, motorbike and cars 2) 4 different colors for option 3) The light will be off when the vehicle stops and on when it runs 4) Flashes when you're driving at night 5) Brings more colors to your tire 6) Brings more enjoyment to your drive 7) High quality batteries could use over 3 month ,replace possible 8) Made by high quality material