Mobile phone battery charger solar supply has a flexible substrate amorphous silicon solar cell mount rolled up inside phone

摘要

A mobile phone battery charger solar supply has a flexible stainless steel or plastic substrate solar film (1) with credit card size amorphous silicon solar cell (2) energy source and battery connections (4, 5) through the ends (6) of the spring tensioned winding axis (3) and unrolled (7) from inside the phone body and held open by a catch.