Red, green, blue, white
Blue light is helpful in finding blood trails.
In fact homicide detectives often use blue filters to check crime scenes for blood
Red light is helpful in keeping your pupils dialated while using a light
It will help you to keep your natural "night vision".
It is also useful in moving to and from hunting areas in the dark without spooking game.
As deer cannot see the red light spectrum.
Feature premium double-sided mineral coated glass lens with heat resistance.
High light transmission.
1 x Astrolux® Flashlight Colorful Filter