Intensely bright tail light with group ride and daylight visible modes plus more6 total modes including 2 steady settings and 4 flashingCustom reflector provides maximum light output for improved visibility even during the dayBuilt in low battery indicator when powering off the lightEasy to use rubber strap attachment with quick release pull tabUSB charging cable includedBlack/Red6RearRubber StrapUSB330UPC/EAN/GTIN: 702699053052