Stay visible and safe wherever you go with the ViZ300: a powerful, multi-mode bike light that offers up to 300 lumens of visibility, Opticube™ lens technology, and the attention-grabbing power of Daytime Hyperflash™ mode. With a 3 hour recharge time and SP-15 seat post bracket that fits modern aero seatposts, you can rely on the ViZ300 to light your way.