This is a very precise scale for any weight up to 1.5 kg!

Pulse induction metal detector, built on the Arduino Nano.

The detector can detect a small metal coin at a distance of 15 centimeters.

A simple device that makes controlling humidity and saving energy a snap. Operates as easily as a thermostat.

Arduino Nano and Visuino: Plot BME280 Temperature, Humidity and Pressure on Nextion Display Scope - Quick and Easy

Let us predict the changes around us with Arduino

Smarter Home Energy Use with Open Source and Cheap Sensors.

Control the temperature of the rooms you are actually in

Use the cheap Fiagro TGS4161 Sensor to monitor CO2

Intelligently reduce the moisture in your basement/crawlspace to help control mildew growth and lower your heating/cooling bill.

In This Tutorial, I will Show You How to Make an Arduino Based MPPT Charge Controller

Simple data logger that stores electrical data (voltage, current, power, energy, etc.) in an SD card, with timestamp for later analysis.

A cheap DIY air quality monitoring device.

Use a DHT22 sensor with Arduino to acquire room relative humidity, temperature, humidex. Show values on display. Log data with MATLAB.

An interesting way to increase sensitivity and reduce the noise of the ADXL335 analog accelerometer.

Easy to build, but comparable with professional seismometers, homemade Arduino seismometer.

How to use a GY86 (wave measurements) and water temperature sensor.

The lightmeter based on Arduino as a main controller and BH1750 as a metering cell. Information is displayed on SSD1306 OLED display.

Power monitoring, appliance detection using Arduino and save data into a Text file, Google Sheet for creating graphs and analysis.

Portable range/distance detection device using an Arduino, ultrasonic sensor, and buzzer.

It is hard to measure the height of the children. So, we made Height Measure using distance sensor VL53L0X.

This fully functioning Geiger counter was designed after the PKE Meter from the 1980s Ghostbusters movie.

Dear friends welcome to another tutorial! Today we are going to build an interesting Arduino project which is using a fingerprint sensor ...

Like God's Sight || Arduino Nano based PIR motion tone alarm.