Matrix’s PowerWatch 2 needs no charger, uses body heat and solar power

Matrix’s PowerWatch 2 needs no charger, uses body heat and solar power

Imagine not needing a charger for a smartwatch? That’s what Matrix is convinced you’ll want out of your next wearable. The PowerWatch 2 doesn’t come with a charger. Instead, it draws power off your body via your wrist (thermoelectric energy) and the sun.

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