Recent immigrant from Texas. Any idea what this switch and dial is for? Turn it on and set to 10 but can't figure out what it does. Located in bathroom. : r/stockholm
Devi devireg 520 (113357522) - Osta.ee
DEVIreg™520,521 and 522
How to set up and adjust DEVIreg 535 Timer - YouTube
TERMOSTAAT DEVIREG 520 JA ENSTO PÕRANDAANDURIGA, müük, kuulutus 53331670 - Kuldne Börs
How to set up and adjust DEVIreg 535 Timer - YouTube