Glass Luminous Tubes are the best substitute for tritium tubes. And they are brighter than tritium tubes.
No radiation, safe and environmentally friendly.
High quality glass, filled with rare earth luminescent material inside.
Glowing after being recharged. UV lights, flashlights, ordinary desk lamps, and sunlight can be used for charging. The charging effect of UV lights is the best.
Green, ice blue, sky blue, and orange have higher brightness.
