Tritium is a self-powered light source. Completely independent of any external energy source. It uses radioluminest technology to generate light. Absolutely reliable throughout a service life of up to 15 years. Continuously illuminated, even during prolonged periods of darkness. Free from service and maintenance throughout its life … no spare parts required.
This is the 3mm x 11mm sized tritium vial from the UK
Perfect for home/DIY projects and other uses
Build your own Tritium Keychain Fob with your own choice of colours!
Or use it for your own DIY home projects!