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Naturally decaying tritium source: Delivers consistent light without batteries or external power
Sealed glass vial: Ensures safety and long-term reliability
No maintenance required: Glows continuously without charging or replacement
Precision glass construction: Maintains optical clarity and durability
Quiet operation: Provides illumination without noise or interference
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Tritium Vials (2 pcs)
A light source that almost never goes out.
Tritium is a naturally decaying hydrogen isotope. Inside a sealed vial, it continuously excites a phosphor coating—producing a steady glow with no batteries, no charging, and no external light needed.
This is why tritium is widely used in military compasses, watch dials, and