Total of 15 LEDs, the brightness is high and clear, and can be seen by the rear vehicle to avoid collision Universal fit for most motorcycles with 10mm hole fairing. 3 wire configuration (ground wire, wire for tail lights driving, cable for signal lights). Black line for ground, red line for turn signal lights, yellow line for driving lightsFashion appearance, bullet design chapters show individual characterHigh quality aluminum alloy material with smooth handle and good texture, suitable for all seasons