21700 two battery. 8.7v portable battery bank

21700 battery power bank 8.7v 2 batteries Things needed for this project. 21700 batteries 18650 Battery Negative to…
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updated March 15, 2023

Description

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21700 battery power bank 8.7v 2 batteries

Things needed for this project.

  1. 21700 batteries
  2. 18650 Battery Negative to Positive Conversion Spring Contact
  3. SPST Round Dot Lighted Rocker Switch Toggle Control for Car Or Boat 20A
  4. 2s balance connector female with pins.

4 Jack female connector.

some wires.

Category: Gadgets

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The author marked this model as their own original creation. Imported from Thingiverse.

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