Gravity-Powered device that brings Light GravityLight is a weight-powered device that brings light, where electricity is not available. GravityLight relies on a 26.5 pound weight bag. [Facebook] By Agis F|2017-11-30T19:13:14+03:00Nov 30, 2017|Categories: Technology news|Tags: light| Related Posts New Robots Now Fight Back Jul 1, 2019 | 0 Comments Swimming in Shade Balls Jul 1, 2019 | 0 Comments Geothermal Heat-recovery system in Train Tunnels Jun 27, 2019 | 0 Comments Robotic Fish Is Powered by ‘Synthetic Blood’ Jun 21, 2019 | 0 Comments Leave A Comment Cancel reply Comment Save my name, email, and website in this browser for the next time I comment. Notify me of follow-up comments by email. Current [email protected] * Leave this field empty
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