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2020
September
Neat News 2020-249 (added 2020-09-05)
Battery free interactive device
Public Domain by Brianiac
| Many hand-held devices such as video game consoles contain a battery, which needs to be changed. Now in a proof of principle a basic device has been developed that needs no battery and is fully powered by the sun and the gamer's button pressing. Hence changing the battery is obsolete. |