Matrix’s Body-Heat-Powered Smartwatch, PowerWatch

An advanced activity-tracker requiring no charging ever

One of the biggest challenges to activity- and sleep-tracking gadgets happens to be the disruption caused by charging. While battery life has improved for certain devices, anyone looking for a solid, entire day read loses accuracy for those power-up minutes. With the PowerWatch, which is at 185% of its Indiegogo goal at time of publish, the wearer’s body heat charges the versatile device while it’s …