'FIREFLYS' is the latest modern decoration for car, make up with independence electric circuits, use best gold plating, withbutton battery, fitting on the valve of car, it's will have nice halo when drive in the night, when the speed reach 50km/h will become a completly ring, it's will not flsh when the car is packing or in the day time. The valve mouth have water-proof, light in move & dark, keepsafe, use it, can bring you a lot of driving happiness, make 100% people looked back.