The CleanSpace air quality and pollution sensor is the first commercial application of the Freevolt technology. Photo: Drayson Technologies

British company raises US$11m for tech to charge devices using wasted cellular waves

But Drayson Technologies wants to license its technology to other companies instead of becoming a manufacturer

Topic |   CNBC

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The CleanSpace air quality and pollution sensor is the first commercial application of the Freevolt technology. Photo: Drayson Technologies
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