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IoT based Home Security System Using PIR Sensor, NodeMCU ESP8266, and Adafruit IO – QuartzComponents
![Basics: Project 070u ESP8266 ESP-12E module with PIR sensor, LDR and 5V relay module - mini sensor s at Lex C. / ACOPTEX.COM Basics: Project 070u ESP8266 ESP-12E module with PIR sensor, LDR and 5V relay module - mini sensor s at Lex C. / ACOPTEX.COM](https://acoptex.com/uploads/esp8266esp12eminishield_4.jpg)
Basics: Project 070u ESP8266 ESP-12E module with PIR sensor, LDR and 5V relay module - mini sensor s at Lex C. / ACOPTEX.COM
![Security alarm with nodemcu esp8266 WiFi module, buzzer and PIR(passive infrared) motion detection sensor Security alarm with nodemcu esp8266 WiFi module, buzzer and PIR(passive infrared) motion detection sensor](https://b2600043.smushcdn.com/2600043/wp-content/uploads/2/2/1/5/22159166/nodemc-pir-and-buzzer-security-alert_orig.png?lossy=0&strip=1&webp=1)
Security alarm with nodemcu esp8266 WiFi module, buzzer and PIR(passive infrared) motion detection sensor
![Basics: Project 070u ESP8266 ESP-12E module with PIR sensor, LDR and 5V relay module - mini sensor s at Lex C. / ACOPTEX.COM Basics: Project 070u ESP8266 ESP-12E module with PIR sensor, LDR and 5V relay module - mini sensor s at Lex C. / ACOPTEX.COM](https://acoptex.com/uploads/PIRconnections2.jpg)