Cygolite Ranger Edurance USB Headlight - 2000 Lumens. Cygolite Ranger Endurance Edition bicycle headlights. Built for century ride longevity on the road and through deep trail exploration they are fully loaded with ultra high capacity cells advanced microcontrollers and powerful LEDs for unprecedented battery life engineered to go the extreme distance.

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

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

Hard clamp handlebar mount with quick release secures the light in tough terrain

Light Lock Mode lets you disable the light for transport or storage