![3.7V AA li-ion battery holder w USB chargermodule](https://3dcrawler.ams3.digitaloceanspaces.com/thingiverse/4228350-3-7V-AA-li-ion-battery-holder-w-USB-chargermodule-3121302421.jpg)
3.7V AA li-ion battery holder w USB chargermodule
Description
I made this to power my small electronic projects. The battery charger module also serves to protect the lipo. Things I used: 1x 3.7v AA Lipo Battery (e.g. https://www.aliexpress.com/item/33051648340.html) 1x TP4056 Lipo Charger Module and Protection (e.g. https://www.aliexpress.com/item/32986135934.html) + 2x m3 bolts, 2x m3 nuts, some washer, some wires and a couple og m2 x 8mm screws (or glue to attach the charger module) if you need help with understanding the charger module, just let me know (or ask google ;) ) the last version attached is for use without the charger module - e.g. for normal AA or when the protection board/charger module is not needed.
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