Freezer Monitoring – How do you know?

While searching around the internet, ran across what appears to be a real cool item.

“As temperatures in your freezer rise, the ice in the Freezer Meter melts. The indicator ball drops over time, and tells you whether your food is still safe to eat. According to the FDA, your frozen food may be hazardous to your health if left at room temperature for two hours.” Watch the video

http://freezermeter.com/img/freezermeter.mp4?id=0