Hypershot 350 USB 350 lumens packed into an unbelievably compact form, the all-new Hypershot 350 is the latest and greatest from the originators of the most powerful line of LED bike tail lights. This powerful dual LED tail light puts out ultra bright 350 lumen flashes in an extra wide and long range beam pattern that makes cyclists stand out both day and night. The 2 button design on the Hypershot lets cyclists control the speed of each flash mode and the brightness of the steady mode to their preference. And with 7 unique lighting modes and a run time range of 2 to 200 hours (yes, really), you won&';t go unnoticed. (patent pending) Specs: - Powerful 350 lumen flashes to be seen day and night - Unique 2-button design lets you adjust the speed of each flash mode and the brightness of the Steady mode - Dual LED optics throws a long range, extra wide beam - Daytime visible flashes make you stand out on busy streets - 7 lighting modes for day and night use (Steady - Zoom - SteadyPulseA(R) - Bzzz Flash - Triple Flash - DayLightningA(R) Flash - Random Flash) - SteadyPulseA(R) mode features a steady beam to help motorists gauge their distance while overlapping pulses keeps them alert at night - DayLightningA(R) flash mode bursts lightning-like flashes to make you stand out in broad daylight on busy streets - Zoom mode signals those around you with gentle changes in brightness - All-new Bzzz Flash mode alerts those around you with highly visible fast buzz-like flashes - Hard seat post mount and seat stay mount securely attaches onto seat posts and seat stays - Light mode memory saves the mode you&';re in before the light is turned off - Durable and weighs only 60 grams - IP64 water resistant for use in all weather conditions - USB rechargeable with 2 to 200 hours of run time and 3 hours fast charging - Low battery indicator alerts you when a charge is needed