DIY Power-Bank
thingiverse
This is a small powerbank with 1200 mAh. It uses the TP5400 module which has a micro-usb connector connected to a charge-control chip to charge a 3.7 volt LiPo accu. The module has also a step up voltage regulator to provide 5 volt on an USB-A female connector. The following parts are required: * [TP54 Powerbank module](https://www.az-delivery.de/products/tp5400-usb-powerbank-modul) * [LiPo Accu 3.7 V 1200 mAh](https://www.amazon.de/gp/product/B01JJ6DA7A) Optional you can use [Connector cable](https://www.amazon.de/gp/product/B073YD57LT) or solder the accu direct to the module.
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