Los Angeles-based DartSolar has unveiled an expanding solar roof rack for electric vehicles, adding range without the need to plug into a charger, according to the company. The roof rack adds 360 W of ...
DartSolar LLC has invented an expanding solar roof rack that provides 10 to 20 miles of charge per day. The design allows the solar roof rack to expand to 1,000 watts while parked and contract to 360 ...
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