Image via Gizmag RCA has put forward a charging device that they claim is capable of harvesting energy from WiFi signals and converting them to DC battery power, and according to Oh! Gizmo , they were able to demo it charging up a Blackberry battery from 30% to full in just 90 minutes using only

ambient WiFi signals. It’s a mighty big claim for a technology that even innovation giant Intel has not yet made pan out for a consumer product. Yet, they had a de… Read the full story on TreeHugger

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RCA Airnergy Claims Fast Gadget Charging Using Ambient WiFi Signals (Video)