Arduino Sensor Interfacing (Flex sensor, IR Sensor, PIR ,BMP180, LM35, LM75 Refer below Tutorials for external sensor interfacing with Arduino - Visit for simillar projects at ...

ESP8266-DHT11-PIR-HCSR04-MPU6050-Sensor-Interfacing-with-Arduino Refer below Tutorials ESP8266-NodeMCU-Guide: Visit for simillar projects at https://microdigisoft.com ...

Here is an ultra simple Arduino Night Alarm project wired around a handful of inexpensive and easily available components. One advantage of using Arduino as a security system is the flexibility!