A powerful main Front Light that's the cornerstone of the CatEyeSYNC lighting system. With 500 lumens and excellent side visibility, the SYNC Core gives you the power to see and be seen. Can be used alone or - better still - combined with other CatEyeSYNC enabled lights for unparalleled levels of 360-degree visibility, day or night. A CatEyeSYNC-enabled light that increases your visibility as you slow. With a built-in accelerometer that switches to burst mode as you decelerate, SYNC Kinetic gives you an extra level of defense. Use alone or in combination with other models in the CatEyeSYNC family for unparalleled levels of 360-degree visibility, day or night.