Customize your ride with Grand General's 4" Smart Dynamic LED Light. The light features high, low, and sequential functions. This distinctive light comes with a built-in smart ship that senses turn or stop signal; when the Stop function is on, the light is fully lit (non-sequential) and when the turn signal is on, the light has a sequential pattern. The quality of the lights makes them a great buy, Grand General's quality safety LED lights are built to meet or exceed DOT (Department of Transportation) and/or SAE standards. The LEDs are brighter and have lower amperage draw, making it possible to add more lighting without upgrading your charging system. The light uses 3 pin light adapter (included).