What Your Door Knocker Isn't Telling You WEB App with Buzzer and LCD #fypシ #viral #trending #shorts

Your ordinary door knock just got SMART! 💡
Using NodeMCU ESP8266 + KY-002 Knock Sensor + Buzzer + LCD + Web App, this project detects every knock and instantly:

✔ Rings a Buzzer
✔ Shows message on LCD
✔ Sends Live Web Notification to Your Phone
✔ Works as a smart door alert system! 🔥

No more missing visitors — your door can talk now! 😄

#fypシ #viral #trending #shorts #iot #esp8266 #arduino #iotprojects #smartlock #homeautomation #webapp #knocksensor #nodemcu #tech #diy #electronics #programming #esp32 #arduinoide #espproject #smartdoor #buzzer #lcd16x2 #maker
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Видео What Your Door Knocker Isn't Telling You WEB App with Buzzer and LCD #fypシ #viral #trending #shorts канала Technologya