The purpose of this research is the design of the water clarity monitoring system in the aquarium can detect the level of clarity/turbidity of water at a certain level, using Arduino Uno ...

A TDS-based water quality monitoring system built with Arduino UNO that measures the purity of water in real-time and displays the results on a 16x2 LCD screen. This project aims to promote water ...

This paper presents a cost effective and easy solution to this problem using a simple system based on Arduino-UNO. The system is entirely autonomous and can effectively measure the parameters expected ...

Forget keys! The best smart locks we've tested are secure, easy to install, and provide several convenient ways to control who can access your home and when.

🔐 RFID-Based Access Control System A simple, Arduino Uno–based RFID access control prototype that reads an RFID tag (using the MFRC522/RFID-RC522 module), displays tag UID on a 16×2 LCD, and grants ...