This project demonstrates a contactless, gesture-based fan switch using an ultrasonic distance sensor, Arduino Uno, and a relay module. By simply waving a hand within a certain range (5–12 cm), the ...

This project is an automated kitchen safety and ventilation system built using an Arduino UNO R3, a DHT22 temperature & humidity sensor, an MQ-2 gas/smoke sensor, and a relay module connected to an AC ...

Summer is just around the corner, and managing your window blinds is an important step to keeping your house cool and lowering your energy bill. If you don’t want to be bothered to get out of your ...

If you live in a place where sunrise and sunset varies a lot throughout the year you know that setting up an automatic lighting system in your home (or garden) is a pain. DIYer Paulo Renato's solution ...

Uses a pump, soil-moisture sensor, and water switch to automatically water up to 4 plants when you load the Arduino program. Gain practical knowledge at the nexus between hardware and software. Works ...

YouTube content creator AlmightyArjen had a problem: how could he stop his LEGO model trains smashing into each other at level crossings? The answer, of course, is to mod in an Arduino to automate how ...