This is a very simple photosensor-based system that alerts the user when the refrigerator door is left open.
This device measures the temperature of the room. When it is above a specified temperature a LED will be activated to let you know.
Set up a device in your cabinet to notify you when to wash your dishes. This device requires the Particle Argon or Photon.
A project that uses the Particle Photon to make it possible to open the door by just pressing a button on your computer keyboard.
This project is meant to give users the ability to have temperature dependent fan speed while working out.