An automatic toll gate system using Arduino revolutionises traditional toll collection by eliminating manual intervention.

Abstract: This paper presents a novel approach to home automation utilizing the MQTT protocol. The system is implemented using an ESP32 node and a Node-RED server running on a Raspberry Pi, allowing ...

This device could literally save your life. When you're in remote locations—hiking in mountains, camping in forests, exploring deserts, or working in rural areas—cell phone service often disappears, ...