KEVANLY Solar Power Car Demon Eye Light Cool Flashing Warning Light Dynamic Safety Vehicle Signal Lights Universal

This product is light-sensitive; when it detects light, it will not turn on even if the switch is flipped. During the day, if customers want to test the product, they can flip the switch and then cover the solar panel with their hand, and the light will turn on. At night, when it’s dark, the product will turn on automatically. During the day, customers can set the product to vibration mode, so that it will turn on when it detects vibration in a well-lit area.