* Supercharged 1:30 to 110 hour run time.* Extremely powerful 2,000 lumens in the most compact and stylish form* Cycling Tuned Optics™ throws a long range, extra wide beam to cover road and mountain biking.* Daytime visible flashes make you stand out on busy streets* Two-button design lets you fine tune the brightness and flash speeds to your cycling needs.* Expand run times beyond factory default settings by fine tuning the brightness modes and flash speeds.* 9 lighting modes for day and night use * SteadyPulse® mode alerts motorists with attention grabbing pulses while its overlapping steady beam constantly lights your way at night* DayLightning® flash mode bursts lightning-like flashes to make you stand out in broad daylight on busy streets.* 252 grams* IP67 water resistant for use in all weather conditions* USB rechargeable with 5 hours recharging time* Designed, engineered, and assembled in the USA.