Tritium gas tube, self-luminous, bright and visible in the dark. Long life span, glows continuously for 25 years. Perfect for decoration, jewellery, glasses, clock, etc. Suitable for indoor and outdoor use.
The chip contains a small glass tube containing a small amount of gas – tritium (a hydrogen radioisotope) that produces fluorescence that can draw your attention within about 10 meters within 30 feet. Do not need batteries, which contain the material gas can glow 25 years! And other similar fluorescent key ring compared to the biggest advantages can be used underwater 100 meters, can be used in harsh environments.
Don’t be Panic:
Tritium tube gas, as long as the glass is not broken and there is no radiation. If the glass tube is broken, the door and window should be opened and ventilated, and it will be dissipated immediately. Since there is very little gas in such a small glass tube, there is no harm to the human body, so we don’t have to worry.