A health monitoring wearable that operates without a battery

A new self-powered, wristwatch-style health monitor invented by researchers at the University of California, Irvine can keep track of a wearer's pulse and wirelessly communicate with a nearby smartphone or tablet—without needing an external power source or a battery.

from Energy & Green Tech News - Energy Sciences News, Green Tech, Energy, Energy Science https://ift.tt/rbPavTQ

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