Monitor Humidifier Water Level?

[cuboy29]

Take a look at this

Pet Water Fountain Sensor and Notifications

As people have probably started to notice I do a lot for my pets… But that kinda just happens when you have to take care of 3 cats and a dog… Having things automated out helps a lot… This project is related to an idea that I have had but am still working on. However I needed something for the mean time while I am still prototyping. It is rather surprising how much water 4 pets can go through and how easy it is to overlook an empty bowl… So we moved up to a water fountain… However that didn’t really help either… I swear that they just kept drinking more… So my solution was to get a water sensor and find a way to incorporate it into their water fountain. While I was working on this I also thought it would be nice if it would turn off the pump if it was empty to keep fro…