How to Make Power Bank With Solar Panel Use ( Old Laptop )Battery

Learn- How to Make a Solar Power operated USB power bank at home I used a
Old laptop battery for this project and two module which is 5v charging module and car charger.
Inside of laptop battery I got 6 individual cell ( Samsung 18650 ) and each cell 3.7 volt
2600 mah power but I used only 4 cell.

PART OF LIST
~ old laptop battery
~ small solar panel
~ on off switch
~ box
~ car charger
~ DIODE 1N4007

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Видео How to Make Power Bank With Solar Panel Use ( Old Laptop )Battery канала TARUN KUMAR DAHAKE