4Sevens Quark AA Tactical S2 Cool White Bright Your customized system can be

Your customized system can be used in two ways: a fixed end configuration or a traditional loop configuration

COMFORT and EFFICIENCY

designed specifically for safe trail running

Medium: 80 lumens

if you leave the X10 off for 2 seconds or longer

4Sevens Quark AA Tactical S2 Cool White Bright Your customized system can beThe Quark Tactical subseries operates with a significantly different UI than the regular Quarks. This UI allows the user to program both primary and secondary outputs. Overview Main Features Power: One AA Battery (0. 9V~4. 2V) Output: Maximum 95 ANSI lumens; Moonlight 0. 4 ANSI lumens Runtime: Maximum 57 minutes; Moonlight 422 hours Strobe: Strobe, S. O. S., and Beacon flash modes Specifications Powered by: 1 AA battery (included) LED Emitter: Premium