Use the cheap Fiagro TGS4161 Sensor to monitor CO2

eNVIRO is an advanced weather station with remote sensor.

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

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

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

Fan PWM controller with temp sensing and max speed button override

This project checks measurements automatically using lasers.

Kayaking GPS: speed, time, latitude, longitude, distance and azimuth to waypoints, odometer, tide clock, battery monitoring.

Smarter Home Energy Use with Open Source and Cheap Sensors.

This project consists of a set of proximity sensors with a haptic interface to alert the user to the presence of objects around them.

A cube with all the necessary sensors, suitable for a wide range of applications like agriculture. Know the land beneath you!

A tech high-school student-teacher team from Uruguay developing High Altitude Balloons for science! IN ACTIVE DEVELOPMENT!