Door knock detector
In this hilarious invention video, we showcase the "Door Knock Detector" - a quirky device designed to alert you whenever someone knocks on your door. Watch as we test out this wacky contraption in various scenarios, providing plenty of laughs along the way. From its comical design to its unexpected functionality, this video is sure to entertain and amuse viewers of all ages. Don't miss out on the fun - hit play now and discover the wild world of the "Door Knock Detector"!