coolerHandy Cooler is necessary, but I could’nt find it, so I decided making my own again (Part 2) In the following from the last time, I would like to consider making a handy portable cooler using Peltier. I'm trying ... 2020.05.05cooler
coolerHandy Cooler is necessary, but I could’nt find it, so I decided making my own again (Part 1) In the coming summer, the fear of dying from drying just by going outside is increasing, so I want a portable cooler th... 2020.05.04cooler
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