●RoundTaillight ●Taillight Wattage: 12V ●Condition: 100% Brand New. ●Wire Connection: 3 Wires. Black wire for Negative, Red wire for Brake Stop Light, Blue for Tail Light. ●Easy to install:It has a simple structure, which is very easy to install. There are two bolt mounting fixtures at the bottom, which are very easy to fix. Please confirm the size before purchasing. Any problem, please feel free to contact us!