Never lose your keys in the dark with the DaxLight Self-Luminous Titanium Keychain. The vial used here contains only small amount of tritium that is enough for your keychain to glow and be found in the dark. This keychain glows without any power source, and unlike super luminova, it doesn’t require to be recharged by sunlight. No batteries are required here. This keychain is ideal to accompany you on your outdoor activities. It’s perfect for those who often travel in the dark and are unable to find their keys because of the darkness around. This keychain will illuminate in such conditions and make the whole process of looking for your keys easy and hassle-free. In fact, you can also wear it as a piece of jewelry and add to your everyday style at the same time!