Calculate distance to a certain object using an ultrasonic sensor. It can be used for car distance alerts, security systems etc.
Make your own IoT based home/office security system using the Nodemcu ESP8266 Wifi module, PIR Sensor and Blynk application.
In this video I'm gong to show you how to make Esp8266 based IOT Car using your blynk IOT cloud platform
Through this tutorial I made fire alarm notification System Using Iot technology. wherever you are in the world you can get the notification
Esp8266 door security system using Blynk where the nodemcu board will notify when was the door opened last time
Where did I leave my phone? Push a Button and an email will be sent giving you the Geolocation of your phone.
Find KEYs, WALLET, BAGs by ringing them using google assistant
Calculate distance to a certain object using an ultrasonic sensor. It can be used for car distance alerts, security systems, etc.