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Solar Battery / Solar Battery

Solar Battery

Everyone has a smart phone now but What to do when you can’t connect your charger in need?
We can replace foldable solar batteries instead of normal batteries that we using them now
So that we can charge them by power of sun in the case of emergency or when we can’t use electricity to charging the battery.
It could be more helpful in emergency situation for example earthquake which happens a lot in my country (IRAN) every year

University

university of Tehran

university of Tehran
Karaj, Iran