Blackburn System X4

System X4 brings the same emitter and battery technology as X8 to a single-beam model.
Light Source: One head with LUXEON® III emitter w/ 30%-70%-100% - Flash run modes.
85 lumens of pure white light- equivalent to 15w halogen.
Constant Current anti-dimming technology maintains full brightness throughout runtime and won’t dim or overheat
Run Time 4hrs at 100% intensity; 6hrs dimmed
Battery: Compact Li-Ion w/SuperCharger; full charge in 4hrs.
Mounts anywhere, including stems, top tube, bottle cage, jersey pocket or hydration pack.
Helmet mount and standard/oversized universal bar clamp included.
Waterproof to IPX7 standard.
Limited Lfetime Warranty. Only from Blackburn.