The SYNC Wearable from CatEyeSYNC™ delivers superior 360-degree visibility with one-touch convenience. Control up to 7 lights to operate as one via wireless technology and customize your modes, flash patterns, and brake mode using the mobile app. Rechargeable and equipped with a clip-on bracket for backpacks and clothing, a rubber strap for bike mounting, and Daytime HyperFlash mode for enhanced daylight visibility. Safety and style, all in one.