Check out these little annoying gadgets, The Light Sensitive Sound Box. Just simply hide the box in someone’s bedroom and turn off the lights to watch or listen as the device emits either the dripping tap or barking dog sound, but as the lights turned on the sound stops…an extremely annoying piece of gadget. So next time you think of annoying your friends or colleagues, you might wanna grab one of these! Available for about $10 each. [RedFerret]
