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

Pulse induction Metal Detector. It can detect a metal coin at a distance of 15 cm and a larger metal object at a distance of 40 cm and more.

I build this device to stop myself from touching my face.

A cheap DIY air quality monitoring device.

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

Pulse induction metal detector, built on the Arduino Nano.

A low cost air quality monitoring device created with an aim to detect pollution hotspots caused due to traffic jams or factory emissions.

Learn to build a pocket weather station that displays temperature and humidity using Arduino Nano!

A digital stadiometer for human height measurement.

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

An environmental monitoring system using a Nano, with GPS, BME680, VEML6070, MiCS-5524, BH1750, a 128x64 OLED, and NeoPixels.

How to Make MP2.5 & Co2 Detect Wall Clock for Indoor using Arduino, MG811, GP2Y1014AU Sensor

Fan PWM controller with temp sensing and max speed button override

Simple metal detector capable of detecting a small coin at a distance of 4-5 cm.

Project stabilometric platform made with Arduino. Stabilometric platform can be used for medical rehabilitation and games.

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

This is a tipping bucket rain gauge designed in two separate modules; an outdoor sensing unit, and an indoor display with SD card data.

Use the IO Expander and accessories to connect OLED screens and I2C sensors over a 100ft away.

In this tutorial I will show you how to make gas leak alert security alarm using arduino nano and mq 5 gas sensor

A simple project to make a GPS log station with data speed, max speed, distance trip and altitude. all data are write on SD card

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

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

CPS120 is a high quality and low cost capacitive absolute pressure sensor with fully compensated output.

This device allows you to record current, voltage, and power values onto an SD card. Recorded data can help to create useful graphs.