water quality monitoring

IOT Water Quality monitoring using Arduino,pH Sensor,Nodemcu ESP8266

Description: Water Quality Monitoring System, In this Tutorial, you will learn how to make an IOT based water quality monitoring system using Arduino, pH Sensor, Nodemcu esp8266 wifi module and Blynk Application.... Read more »
Mains Frequency

Nodemcu ESP8266 IOT Power Lines Mains frequency monitoring 50Hz

Description: This Tutorial is based on the IOT Mains Frequency Monitoring system, in this Tutorial, you will learn how to make 110/220vac mains frequency monitoring system using Arduino, a Zero Crossing detector... Read more »
Arduino GSM Project

Arduino GSM Project: Security Alert message to multiple numbers

Description: Arduino GSM Project: Security Alert message to multiple numbers- In this tutorial, you will learn how to make an Advanced security system and send the Security Alert message to multiple numbers... Read more »