Night Security Light System – Circuit The circuit diagram of the Arduino-based night security light is shown in Fig. 2. It is built around an Arduino Uno board (board1), PIR sensor connected across ...

If the person is not recognized, a red light is displayed, and a buzzer rings to alert the household members ... Image of the actual model created in TinkerCad. smart_home_security_block_diagram.pdf: ...

In case of an intrusion attempt, a warning message is being transmitted by the system (as an sms) to the owner’s mobile phone, or to any pre-configured mobile phone number for further processing.