Product details: Product name: vehicle antenna light Description: 1. Material: PVC 2. Size(approx.): 12*6.5 cm 3. Weight: about 90 g 4. Installation: stick 5. Power supply: wind powered Features: 1. A shark fin LED car decoration light with wind power, eco-friendly and durable, it works when your car speed reach 40 km/h 2. The car LED light could be used for warning to other vehicles and passer-by, supper light makes the driving colorful and safety at night. 3. It's also accompany with different colors when car runs at night. 4. You can install it easily at the roof or trunk of any vehicles like car, motorcycle, bicycle and scooter, etc, just peel the film and stick it. 5. There are three LED bulbs that emit green, red and light respectively. Notice: The image shown here is indicative only. Packing list: Vehicle antenna light *1