– Completely contained and self-powered
– Glows continuously for 10 years (even in 10 years of complete darkness)
– Super compact design
– Ultra bright green glow
– Perfect for tagging zippers (on tents, bags, etc), tying on keychains, flashlights, etc
– Learn more about Tritium on Wikipedia.com
they say that the radiation from these is 100% harmless, but it seems like the type of thing that we’ll only find out after 50 years of exposure that it causes brain mutations.
via DealExtreme: $9.27 Mini Tritium Glowring Keychain (10-Year Green Glow).
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Cool. These seem to be very hard to get in the states. Too bad I’m poor right now. 🙁
Yeah, I’ve had one of these for about a year now. It’s still awesome, but I chipped the end of it 🙁
I’m considering it. I am always misplacing my keys.
@nyokki: It only helps when it’s dark though! 🙂 :-p
Yeah, but if you drop them in a canyon or something, you have 10 years to get down and find them.