A helicopter bringing back the keys!
Michael Wallis is the ingenious inventor of this strange device: this little key ring has the particularity of revealing the location of your lost or misplaced keys, by inflating a helium balloon and thus making your keys fly through the air as soon as he spotted them.
If you lose your keys, you activate Key-Copter from your smartphone and it brings them back to you! However, we don't know where to find this gadget yet.
Information site : http://www.key-copter.com/
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