Tutorials

Step-by-step projects with wiring, code and the exact parts — add everything to your cart in one click.

Intermediate 45 min · 2 min read

Measure how full a tank is with a waterproof ultrasonic sensor, show it on an OLED and get ready to send it online.

Beginner 20 min · 1 min read

Your first sensor project: wire a DHT22, install one library and see live readings in the Serial Monitor.

Intermediate 40 min · 2 min read

No Wi-Fi at the site? Use a GSM module and any SIM card to text yourself when something needs attention.

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