A traser® H3 watch is a Swiss made, quality product, with unsurpassed readability in darkness. The trigalight® illumination of the traser® H3 watch is independent of batteries and does not require sunlight for charging. A traser® H3 watch is robust, reliable and standardized to military specifications.

The trigalight® is a small, airtight, sealed glass tube, internally coated with a luminous substance and filled with tritium gas. Electrons emitted from the gas excite the material to produce a permanent cold light. trigalight® modules have a guaranteed lifespan of at least 10 years.