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gadgets for the eco-warrior!

Articles tagged with ‘Thermoelectric effect’

Dyson Energy Bracelet – Wrist Phone Charger

By Dan (EnviroGadget Writer) on July 1st, 2009

Dyson Energy Bracelet - Phone

The Dyson Energy Bracelet is a pretty novel gadget that uses the thermoelectric effect to generate electricity to charge up your cell phone. Due to a difference in temperature between the surface of the skin and the ambient environment, a Peltier element converts that temperature difference into an electrical current, which is stored in a battery on the wrist strap. (more…)

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