What's That Thing: The Strangest Finds. Issue 204
We regularly come across things that we can't immediately identify. All these incomprehensible things excite the imagination and torment us with doubts, but here, as always, experts from the Internet come to the rescue, who easily and quickly solve all the riddles.
Here is a new part of our irregular column "Explain to me what this thing is?" Let's find out what the Internet experts have brought for consideration today. We welcome everyone and wish you interesting viewing.
“I can't figure out what this is. It blinks. When we moved into the old house, there were two similar objects” 
This thing is designed to repel pests: insects and mice.
«This was hanging on the wall in my friend's hospital room» 
This sensor is used to monitor respiratory failure and possible wound infection.
“I was going to take a shower this morning. I looked at the wall and suddenly saw this thing on the ventilation grill” 
If I were you, I would remove the grille and look for the lens there. This sensor is not used in spy cameras, but in digital cameras. By itself, it is useless and non-functional
“I was vacuuming the apartment and found this. Did it come off something or something? The device is electronic, but I don't see any batteries” 
It's probably a speaker from a broken toy or some kind of squeaking device.
“People, help! I've had this thing for about 7 years. It's moved with me 3 times. And I still don't know what it is” 
This is a back shaving attachment.
«My friend found this device in his trunk. It weighs a lot» 
This is a GPS tracking unit. Has the car been rented before?
«This device drives me crazy! It makes a really unpleasant noise. What is it?» 
This is an ultrasonic animal repeller.
«Found this weird rusty trailer in a rural campground warehouse. What is it for?» 
It's being used at an electronic music festival as a mobile sound stage.
«I found this device in a kitchen drawer in my office» 
This is part of a device for cutting sponge cake into even thin layers. A special knife is clamped between two such things, the position of which can be adjusted in height thanks to the grooves.
«What is this round electronic device on the wall in my apartment? I live in Spain» 
I think it is a smart sensor for controlling, for example, an air conditioner or a TV.
«Two strange devices in the window of the apartment opposite mine. What is going on here?» 
This is someone's attempt to install a TV antenna without leaving their apartment.
«Found this optical device in the university dump» 
This is a lens with an anti-glare coating. I have a very similar one from a projector.
“What is this device that“looks“at my backyard through the neighbor's fence?” 
Looks like an ultrasonic pest repellent.
“I have no idea why they installed this” 
This is a weather station with a radar. They probably rent the space to a company that monitors the weather and bird flocks. They then sell that data to nearby airports.
«What is this plastic device?» 
This is a microwave egg carton.
«I had this thing in my pocket. Is it really a surveillance device?» 
These are LED party balloons. We used a ton of these at a wedding. My son took a few of them apart and inside were: two little batteries, an LED, and a spring.
