【轻松英文阅读】15岁少年的发明

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Instead of using batteries the flashlight uses Peltier tiles². Peltier tiles produce electricity when one side of the tile¹ is heated and the other is cooled. In her first attempts she was able to produce enough power, but not enough voltage³. But eventually she was able to find a solution and produce a working flashlight.

 

Makosinki was able to build the flashlight for under 30 dollars. And considering you will never need to buy batteries, it’s a great deal.

 

She is currently⁴ one of 15 finalists in the Google Science Fair. The grand prize is $50,000 dollars and a trip to the Galapagos Islands. The final round will be held in Mountain View, California this September.

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