-Pairing with any Arduino/Raspberry Pi Bluetooth accessory -Control a 4 relay module ( Can be upgrade to controle a 16 relay module ). -Test and controle all the ralay module function at once.

In this arduino relay control tutorial we will simply learn How to interface a Relay with Arduino. Here we are not using any Relay Driver IC like ULN2003 and will only use an NPN transistor to control ...

🔥 Arduino Fire Prevention Dashboard A comprehensive real-time fire prevention and monitoring system built with Arduino, Node.js, and modern web technologies. This system monitors flame, gas, and ...

Learn how to build an RFID door lock system using Arduino for secure and smart access control. This step-by-step guide covers circuit connections, coding, and hardware setup to create an automated ...

RelayFi – A Tasmota compatible 4-channel relay board (Crowdfunding) CoreData Global, a Singapore-based research and development firm, has just introduced the RelayFi 4-channel relay board based on ...