18650 battery bank
thingiverse
Whipped up a small 18650 battery bank that can fit in your pocket for those mobile charging needs. Print in PLA or PETG - NO SUPPORTS required - Use .2 layer height, and 30% infill USB card - https://www.amazon.com/dp/B07M836ZV3?psc=1&ref=ppx_yo2_dt_b_product_details 18650 battery trays - https://www.amazon.com/dp/B07CWKV9H7?ref=ppx_yo2_dt_b_product_details&th=1 Obviously there is some soldering required, I used 16gauge silicone wire to connect the tray to the charging board. M1 hardware was used to attach board to printed part. M1 hardware - https://www.amazon.com/dp/B078W7XQ5S?psc=1&ref=ppx_yo2_dt_b_product_details
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