How to Measure Water Level using JSN SR-40T Waterproof Ultrasonic Sensor
Ultrasonic sensor, also known as a SONAR sensor is an electronic device that is used to measure the distance of a target object...
ultrasonic sensor
Voice Alert based Smart Blind Stick Using Arduino Nano and Ultrasonic Sensors
Obstacle detection is one of the major concerns for a blind person. Presented here is a smart blind stick using Arduino Uno and...
Build your own Arduino based Smart Vacuum Cleaner Robot for Automatic Floor Cleaning
In a present-day scenario, we all are so busy with our work that we don't have the time for cleaning our house properly. The...
Automatic Surface Disinfecting Robot using Ultraviolet Lights
Because of the COVID-19 virus, human lives and livelihoods change extensively and the only way to minimizing the spread of the...
Simple Ultrasonic Acoustic Levitation using Arduino and HCSR04 Ultrasonic Sensor
It is very exciting to see something floating in the air or free space that is exactly what an anti-gravity project is about....
RFID based Contactless Body Temperature Screening using Arduino and MLX90614 IR Temperature Sensor
Since the outbreak of Covid-19, infrared thermometers are being used as a screening tool to scan the people at Airports,...
IoT based Smart Jar using NodeMCU ESP8266 and Ultrasonic Sensor
Previously we built a smart container using weight as a measurement parameter to send alerts. Now in this IoT smart jar, we...
Automatic Hand Sanitizer Dispenser with COVID19 Live Updates
Corona Virus (Covid19) is wreaking havoc in the world. Almost every country is suffering from the Corona Virus. WHO has already...
In-display Fingerprint Sensors: Types and Working
Smartphones with fingerprint sensors have flooded the market but it hasn’t been long since these sensors started making it to...
IoT based Smart Parking System using ESP8266 NodeMCU
With growing popularity of Smart Cities, there is always a demand for smart solutions for every domain. The IoT has enabled the...
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