"The energy-harvesting bracelet could potentially be used to help power activity trackers, smartwatches, and even some health-monitoring applications," Wu told Phys.org.

An energy harvesting bracelet (EHB) based on two mutually exclusive circular motion permanent magnetic movers is demonstrated, which is able to capture energy through the natural motions of the wearer ...

Dyson energy bracelet a good call June 23, 2009 Dyson energy bracelet design using body heat and ambient temperature to produce electricity View 15 Images View gallery - 15 images ...