Krypton

SONCA 1000 LAESABEAM flashlight Sonca is based in Hong Kong and their manufacturing plant is in Shenzhen, China.

Krypton discovered in 1898.

Superman created by Jerry Siegel and Joe Schuster in 1932.

The distance of the meter was defined in terms of the orange-red spectral line of krypton-86, an isotope of krypton from 1960 to 1983.