Retro Titanium Tritium Trachea Pendant – Self-Illuminating, 25-Year Glow Lifespan

Description

The shell is made of retro titanium alloy, the surface of the titanium alloy looks old, and the interior is inlaid with 1pcs 3x 22.5mm tritium trachea. (If the 3×22.5mm size tritium is out of stock, we may notify you to replace it and use 2 pcs 3x11mm, tritium tube, splicing)
Tritium gas can spontaneously emit light for about 25 years
Note that the tritium trachea, brightness, cannot be seen during the day, it must be in a dark place where you can see the tritium glow

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