Armourlite Tritium Vials Key Ring Safety Markers 2 Pack Blue/Orange

Armourlite Tritium Vials Key Ring Safety Markers 2 Pack Blue/Orange. No external power source or charging-by-light is necessary to maintain the glow. The glow is completely self-powered. These handy tritium glow Fob markers can be used to easily find important items or objects in the dark. Furthermore these markers are great for marking paths and locations. With the convenient stainless steel split key ring you can attach the markers to keys zipper pulls flashlights knives weapons eyeglasses (re