English
Project that turns 220V light bulb on and off via relay with power and mute buttons of IR remote control. Combines infrared control with high voltage switching.
Autonomous plant irrigation system that works 24/7 with two 18650 batteries and LM2596 regulator without tiring Arduino. It automatically manages the water motor by continuously measuring soil moistur
Project that controls a 220V light bulb with a push button using a relay module. Teaches the basics of high voltage switching with relay.
A project that turns a 220V light bulb on and off (toggle) at each button press with a relay module. Teaches permanent switching logic with relay and state variable.