18650 Battery Packs

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Commercial Off the Shelf (COTS)

  • 15W, 10 bat pack - $40 - [1]
  • Battery Holder - [2]
  • Vruzend battery caps - [3] - modular battery system. See biased video at - [4]

Builds

  • Spot welding - [5]

Links

How They are Made

  • Cord drill battery packs - [7]

Links