This is an Arduino Uno with a DHT11 temp/humidity sensor with and LCD screen powered by a power bank.

In this tutorial, we will learn how to detect Smoke and inflammable gases using an MQ-2 sensor.

Use HC-SR04 on Arduino with Processing

In this protip, I will show you how to build DS18B20 Digital Thermometer with Arduino.

This video will illustrate the working principle of the Water Quality Monitoring and Notification System.

Use the DHT Temperature Sensors in C# code via a C++ Windows Runtime Component to implement a one-wire protocol on Windows 10 and the RPI2.

We built a stylish and useful humidity and temperature sensor for our home workshop that uses color to alert us to big swings in humidity.

This is tutorial to help you understand ultrasonic and buzzer and go deeper into learning Arduino, follow these steps and give me feedback.

Did you know that a standard three-wire PC Fan can be used as a sensor?

Water quality, anywhere, anytime!

Simple Temperature Monitoring with DHT22 & Arduino.

This is the first generation of my Arduino based mini-weather station with Wi-Fi connection, which is able to post data publicly online.

The sunflower follows the light using a servo motor and two photoresistors.

Long-range wireless sensor based on Whisper Node capable of running for over a year on a single CR2032, transmitting data every 60 seconds.

Short and easy, read distance 2 - 400 cm and plot it in I2C OLED screen.

Track the sun in X and Y with this simple Arduino project.

It is a simple tutorial on how to create little a security device using an Arduino.

The ESP system make it easy to recognize gestures you make using an accelerometer.

I'm going to show you how to make an LCD thermometer with an Arduino UNO and a LM35/36 analog temperature sensor.

Very useful project made at school that detects some weather data.

This system monitors the moisture of soil and waters it by 5v DC motor based water pump when needed.

This project allows you to draw your own controller to be used with anything. It utilizes capacitive sensing and graphite's conductivity.

A project that displays the temperature and humidity of a room on your mobile in real time.

How to measuring the air quality of the Open Data Institute using an Arduino and a Shinyei PPD-42.