The Sound Sensor Keyhole Finder. So. Ever stumbled home after a looong night out, and had trouble finding the correct receptacle for your wavering and unsteady key? Eh? Well curse no longer, for this light will hear, a) the sound of your key scraping ineffectually against the adjoining wall, or b) the sound of your retching into the shrubbery, and illuminate the keyhole in joyous anticipation of your inebriated return to earth. Oh the joys of modern living. $4.97.
It’s not safe, fumbling for front door locks at night. Keyhole Light eliminates the problem by lighting up the door lock at the sound of your approach. Just whistle or clap your hands: built-in sound detector turns on the light for approximately 10 seconds.