Researchers charge a smartphone using a laser from across the room

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https://c.slashgear.com/wp-content/uploads/2018/02/laser-charge-575x383.jpgResearchers from the University of Washington have devised a new way to charge a smartphone from across the room using lasers. The team says that the method of charging is safe and uses a narrow invisible beam from a laser emitter to deliver a charge the smartphone battery. The system is also designed with multiple safety features. The researchers say … Continue reading (https://www.slashgear.com/researchers-charge-a-smartphone-using-a-laser-from-across-the-room-21520251/)http://feeds.feedburner.com/~r/slashgear/~4/anQxPUo82BU

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