Rain Alert System

This is a Rain Alert System, the alarm and LED will activate and warn the user that it is going to rain soon, the target audience for this application is for those people who put out their clothes to dry at home know so can keep their clothes without getting them wet beforehand. (If humidity hits > 70 buzzer will ring, if light value <300 LED lights up)
This application uses a web interface hosted using IBMs node red which allows the user to control the real time state of the Buzzer & LED, and view the real time state of DHT11 & LDR sensor and also the historical state of the DHT11 & LDR sensor.
We are using DynamoDB to store our LDRs light value and also our DHT11s humidity and temperature value. This application uses AWS IoTs broker service which enables our application to send and receive messages.”


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