DIY Power-Bank
thingiverse
This is a compact power bank with 1200 milliampere hours of capacity. It relies on the TP5400 module, which features a micro-USB connector linked to a charge-control chip to recharge a 3.7-volt lithium-polymer battery. The module also includes a step-up voltage regulator to supply 5 volts through an USB-A female connector. To build this power bank, you'll need: * A TP54 Power Bank Module * A LiPo Battery with 3.7 Volts and 1200 milliampere hours of capacity You can optionally use a Connector Cable or solder the battery directly to the module.
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