I ordered a little solar powered LED light for my hummingbird feeder, as they seem to be visiting before and after daylight, and I ordered a used one because what do I care? In the packaging was something additional that had me utterly stumped. What the hell are these things? Is it to do with the LED light deal? Nope.

I looked them up:
Jingmore 30 Pcs Mosquito Coil holders. https://a.co/d/gvAen1u