If you are a gadget geek, and happen to work in the great outdoors, you can sympathize with the frustration of losing power to your phone or laptop just when you need them most. Scrambling to track down a car or an electric outlet to get back online is never fun. Sure, you could carry around a portable solar
RCA Airnergy Charger Harvests Electricity From WiFi Signals
This device was showcased at Consumer Electronics Show 2010. The basic idea is that the RCA Airnergy WiFi Hotspot Power Harvester has some sort of special technology within that captures WiFi energy and converts it into electricity.
The tech blog reports that this device was able to fully charge a [...]
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