Blue Light-
Especially for Fishing and Hunting, Blue light makes blood easier to see
in the dark. Very mild and doesn't affect night vision, used to read
maps and nautical charts.
Red / Green Light - animals's eyes are
not sensitive to red / green light like human's, so they will not
spooked by this red light LED flashlight. It's very helpful to find the
target in the dark, like hogs, coyotes, foxes.
White Light - bright, compact enough to fit in your pocket, backpack, or purse allowing for easy storage and quick access.