20700/21700 3P Battery PCB

20700/21700 3P Battery PCB

Regular price $1.75
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These make building your own electric-danger-machine batteries easier. Allegedly. 

Soldering, spot-welding. and li-ion battery building know-how required. You supply 3x 20700/21700 cells of your choosing. 

Specs & Dimensions:

  • 60mm L x 70mm W x 1.6mm D
  • 2oz Copper Weight
  • Single-Sided


OpenSource Files: