Introduction
Xenon lights have a remarkably stable emission in the visible wavelength, and all the way up to 900 nm.
Barthelme 20710330 Xenon High-pressure Bulb T1 3.0V 0.9W 300mA Bi-Pin is available from Conrad.se at 28 SEK (3 €).
Map: Theil-Sen estimated median change in rain normalised soil moisture 2001-2016, Indonesia
Xenon light