Impulse relay turns on with an electrical impulse at the control input and turns off again with another impulse.

These multifaceted relay modules can reliably switch a multitude of small loads, decouple systems and multiply signals.

Create the configuration file: This is the text file, with warm_test.txt as an example. Each row represents an Arduino Nano pin or PCA9685 driver channel to be used for the LED array. Each row has 3 ...

A beginner-friendly IoT home automation system using NodeMCU ESP8266 and Blynk Cloud. Control up to 4 appliances remotely via smartphone using virtual pins and Wi-Fi.