28 LED power array provides Steady, Courtesy, and Superflash modes 28 LED power array provides Steady, Courtesy, and Superflash modes Sleek linear design integrates smoothly to a cyclist`s seat post, seat stay, rear rack, helmet, or even a Cascadia ALX rear fender Highly visible, even in daylight and the design maximizes the optical output of the 28 LED array to provide 180 degrees of visibility Includes the standard strap and the Shiner Helmet/Rack bracket to accommodate multiple mounting options The 370 mAh micro USB rechargeable LiPoly battery charges in 2 hours Smart Charging Technology with built in low battery indicator Run times between 2 and 11 hours