Japanese technology

Condition sensor

The spread of the coronavirus has made Japan and overseas difficult.

First of all, I am thinking about measures to protect myself.

So I bought a machine like this.

 This machine is used to know the indoor situation by light and sound. 

 
Depending on the temperature and humidity of the room, it will tell you the environment where heat stroke, mold, mite, food poisoning and influenza are likely to occur by voice and light.