This image was lost some time after publication, but you can still view it here. what the Fridge Alarm does. No, it won't tell you if one of your friends takes the last brew, but it will let you know if you accidentally leave the door ajar. The Fridge Alarm has a light sensor and an alarm that will sound if the sensor detects light for 30 seconds or longer. It also includes a cutesy little thermometer for proper refrigerator temperature monitoring. $7.

Product Page [Via uberreview]