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Diy 15$ 40w solar panel - youtube, So i purchased 10 solar cells that are rated for 40 watts. i'm only getting like 5w from them with my setup due to the low voltage but i can get more power.

How to make a solar panel - wiring, soldering, and cell, This "how to make a solar panel" video shows how to connect everything together including all wiring, soldering and cell layout (using tabbed solar cells)..