A cute looking temperature sensor with a twist

A simple sump pump monitor based on the Particle Photon 2.

A simple temperature and humidity monitor based on the Particle Photon 2.

The purpose of this project is to build a simple air quality sensor that will monitor the eCO2 and TVOC levels or it’s surrounding area. The

Room Occupancy Sensor using a single sensor for easy installation. This is a Particle Photon 2 tutorial.