1.5×6ミリメートルトリチウムチューブ自己発光15年のキーホルダー（懐中電灯アクセサリー）

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• で kozovod 07/12/2016 Качество. Красивый внешний вид. Материалы. Светится!!! Quality. Beautiful appearance. Materials. Lights !!!
• で 08/06/2015 For such a small tube it throws out a fair glow. You certainly could'nt read with it but it does stand out in the dark and can be seen from a good distance away. Mine is on a key chain connected to my torch.. what good is a torch if you can't find in a power-out!