DIY Powerbank 21700 with LED screen

DIY Powerbank 10.000mAh with screen

NOTE: This project is only for those who have experience with electronics, like soldering and wiring!

DIY Powerbank for two 21700 LI-ON cells in total 10.000mAh.

It consists of two parts, so you can print it in one or two colors. The two parts are screwed together with one M2x10 screws.

Features:

• 1 bi-directional USB-C connector for charge/discharge
• 1 USB-A connector for discharge
• Fast charging possible
• LED display shows percentage of battery level
• push button to manually turn on/off the output. an show the battery level on the display

List of materials:

• screw M2x10 1x

• Power Module 1x link:
  22.5W Power Bank Bidirectional Fast Charging Mobile Power Module Circuit Board With Digital/Light Type-C USB Suppor PD/QC3.0 2.0 - AliExpress 502

   

• LION battery 5000mAh 2x link:
   21700 3.7V 5000mAh 3C High Drain Rechargeable Battery 1-10Pcs 2025 - 1000+ Cycles CE ROHS for Flashlights/Power Tools/DIY Packs - AliExpress 44
• 20AWG wire

Boost MeIf you like the project and find it usefull, please give it a boost.
It helps me to develope more projects!.
Thank a lot!