IoT based Door Security Alarm Project with Blynk

This is a simple but effective IoT based Door security Alarm Project.
It is easy to build and can be used at home. All components are simple and easily available.
You can modify this and add few more devices like camera and connect it with IFTTT.

Parts list:
Wemos D1 Mini x 1
Magnetic Door Sensor x 1
5V Buzzer x 1
Transistor BC547 x 1
330 Ohms Resistor x 2
Led(RED and GREEN) x 2
Berg Strip Male/Female x 1
2 Pin connector x 1
Small PCB x 1
5V/1A mobile charger as power supply

Code : https://www.iotstarters.com/iot-based-door-security-alarm-project-with-blynk/

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Видео IoT based Door Security Alarm Project with Blynk канала IoT Starters