as an outdoorsman i own several other lights (mags,streamlights,surefire). my 4sevens quark 123-2 turbo x has the advantage with its 100+ yd beam reach,high lumen count and useful modes. highly recommended!
Pros: brightness,functionality,beam throw
Cons: programming takes practice
This review was written in the old system and had content requirements that are different than reviews written today.