Shark Car Antenna Warning LightA car antenna light for those worried about running into a shark. The product does not replace the original antenna but is modeled after one to warn drivers of potential danger. There is no radio function with this product. The product has 8 LED beads and a four color light warning. The blue and white light of this product flashes alternately, which can improve the alertness of the driver behind and prevent the driver from rear end collision and other