I own, and often carry, a lot of lights. The i1R2 probably hasn't got the most hours on it, but in terms of the number of times it gets turned on, it's by far the winner.
My Zebralight SC64c LE is probably the all-time winner. The Skilhunt M150 is up there too.
Portable illumination
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My Zebralight SC64c LE is probably the all-time winner. The Skilhunt M150 is up there too.