In this video I've created a device that can notify in real time about events that happen on a website. The project uses NodeMCU board and a buzzer to produce sound as alert. The board is programmed ...

Abstract: This paper examines the effectiveness of a novel septic tank monitoring system utilizing Arduino and MQ-2 gas sensors. The primary objective is to enhance safety and improve maintenance ...

All four variants run from a single codebase — switch between them with one click via the header bar.