SUNREEK&trade;4 Color Modes 12V LED Solar Power Flashing Tire Light Wheel Light Lamp for Car Motorcycles Bicycles (4 Pcs) Waterproof, shockproof design;Easy for installation, Fashion and Glaring With 4 work pattern,the wheel light color could be changed to:Red,Blue,Green,Multicolor. Built-in light sensor and only light up and flash in darkness and wheels running Suitable models:small wheel center cap diameter 4.9 cm -7.3 cm marked car, in the range 4.9-7.3 cm generic placeholder is greater than 7.3 cm or more, the center is basically a small car this size cover Condition:Brand new;Low-carbon,energy saving automatic solar charging,inside applies highly effective solar battery