The Micro Camcorder Pro from ThinkGeek “is about the size of the top-two digits of your pinky finger, so it’s tiny enough to hide just about anywhere.” Plus, it comes with a 2GB microSD card. Continue reading for a video demonstration.

Turn it on, and either leave it recording the scene, or activate the sound-sensitive switch that records when it hears your perpetrator coming.

[via ThinkGeek]