Chronos Disc

This Magic Disc Can Turn Any Watch Into a Smartwatch

A small metal disc that goes by the name of Chronos can turn just bout any watch into a smartwatch. According to Bloomberg, the weightless and waterproof gadget is only 33 mm across and 2.5 mm thick, and sticks discreetly to the back of a watch using its microsuction surface without requiring any glue, bringing features like...