One of the biggest problems with smartwatches is avoiding a dead battery. Whether it's forgetting to plug them in in time or having to fiddle with the unwieldy magnetic disk chargers, keeping a ...

Matrix Industries has unveiled the second generation of its body-heat-powered smartwatch that you don’t have to charge. As long it is touching your skin, the PowerWatch 2 doesn’t need a new charge.

While this is a fantastic concept and MATRIX Industries should be praised for its innovation, the product itself needs a lot of work before we can recommend it. While this is a fantastic concept and ...

Join our daily and weekly newsletters for the latest updates and exclusive content on industry-leading AI coverage. Learn More I have a habit of losing my charger or forgetting to charge my devices.

When Matrix co-founder Douglas Tham handed me my review unit of the PowerWatch, I had to fight the instinct to ask for a charger. This thermal-powered wearable doesn't need one -- it gets energy by ...

A silicon valley startup wants you to have one less charger in your life thanks to its exercise-tracking smartwatch design that allows a wearable device to be powered via the user's own body heat. The ...