Glass Luminous Tube Instead of Tritium Gas Tube Self Luminous Light Glow In Dark

Features Glass tube glowing bright and visible in the dark. Long service life need to be filled with light to glow and use UV radiation Very Ideal for decoration jewelry glasses watches etc. Suitable for indoor and outdoor use. Maintenance free: easy to install no maintenance required. Caution If you need it to absorb light before use it will glow immediately. If you need it to glow for a long time you need to put it under the lamp for one hour. The product is not tritium tube the price of tritium tube is 10 times more than glass tube please pay attention to distinguish. Specification Size: 1.5*6mm 2*12mm 3*11mm Scope of use Glass tube can be directly used in EDC toys Aerospace instrumentation subways tunnels firefighting etc. as well as jewelry watches fishing gear luxury goods glasses gifts and other industries in the civilian sector. Package Included 1x Glass tube