[ranger_danger]

Any time I have tried to use a UVC light on a product, it always comes out smelling worse. Like, burnt somehow.

[hilux]

Going by the article, you might try reducing the exposure time.

[ranger_danger]

My particular device has a fixed 2 minute timer, but apparently a "burnt hair" smell is an inevitable side-effect of the process.

https://www.uvccleaningsystems.com/cm/dpl/downloads/articles...