While flashlights aren't commonly considered EDC essentials, Amazon has a super bright but compact model on sale right now that makes a strong case for something you'd want within reach at all times.

Acebeam Pokelit Rechargeable Mini Flashlight in Dark Green, $20 (was $30) on Amazon This pocket-sized flashlight has ...

The filter stops all the visible light emitted by the UV tubes. The Super-Bright filter stops all the visible light produced by the UV tubes. The UV tubes aqre virtually no more visible.