This item has really perked my interest. I love all of the capabilities that can easily be added to it. Basically it is a Wi-fi all in one sensor. I could see having it checking the Temp, Humidity and, overflow sensor all at once and texting me the information. Check it out.
http://www.kickstarter.com/projects/supermechanical/twine-listen-to-your-world-talk-to-the-internet
http://www.kickstarter.com/projects/supermechanical/twine-listen-to-your-world-talk-to-the-internet