- Step 1: Gather the Tools and Parts.
- Old Laptop Battery.
- Step 2: Open the Battery.
- Step 3: Pull the Cells. …
- Step 4: Separate the Charging Circuit.
- Step 5: Separate the Cells.
- Step 6: Remove the Tabs.
- Step 7: Identify the Good Cells.
- Step 8: Make the Power Bank.
- Other all steps you can watch below in video.
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