Toxic Gas Detector

Toxic Gas Detector

“Hi everyone my name is Andrew, and this is my recent project. It was about detecting toxic gases inside our car. So, the main part of this device is a VOC sensor. It was used to detect the density of toxic gases in the air. With the changing of density, The sensor’s resistance changes to. Higher the density is …

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Screen Time Countdown Timer

Screen Time Countdown Timer

“So…like almost every other parent in the first world, I struggle to keep my son (8) off all the screens. Since I’m lazy and don’t like to argue, I created a countdown timer to monitor how much time he gets. I have this one to count down allocated time for the week, but it’d be super …

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MKT, the Multi-Kitchen-Timer

MKT, the Multi-Kitchen-Timer

“One of my friends, who owns a pizzeria, had a problem with the number of thinks he had to account for in the kitchen. The time needed to cook the fries was different from the time needed to cook the onion rings, and so on. So he came to me with this request:”Hey Mike, could you build from scratch …

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How to Make a Safety Box

How to Make a Safety Box

“It is so hot! I am surprised to find that my beers are gone! To avoid this situation happens again, I decided to DIY a private safe to keep my drinks.Come on! Chocho shows an ultimate skill now~Hardware in need:FireBeetle ESP32 board×1 FireBeetle Covers-Gravity I/O Expansion Shield ×1 Gravity: Digital Push Button ×1 3-Wire LED …

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