GPS key fob can end Alzheimer’s worry

A key fob with built-in GPS could help locate Alzheimer patients if they wander off.

Published Modified

Engineer Guill­aume Eber­wein, of Aix-en-Provence, had the idea after his grandmother went missing. His Swap key fob, which costs €689, can geolocate wearers if they walk out of pre-set zones.