Two 40-watt solar panels on each Wave Glider, along with a Lithium-ion rechargeable battery, provide the electricity for the sensor payloads.
Here the four Wave Gliders are seen aboard a boat at the St. Francis Yacht Club in San Francisco before being towed out through the Golden Gate where the will be launched from a few miles off shore.
November 17, 2011 7:30 PM PST
Photo by: James Martin/CNET
| Caption by: James Martin
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