Is this 3D model free to download?

Yes, Ultimate 18650 Power Bank with Infinitely Expandable Capacity is free to download from Thingiverse. Open it in the free Thinger app, or use the "Download from Thingiverse" link to open the original listing by the creator.

Where do I download the STL file?

The download is hosted by Thingiverse. Use the "Download from Thingiverse" link on this page to open the original listing and grab the file, or save it to your print queue in the free Thinger app.

Designed by Mrkplayer, published on Thingiverse. Please credit the creator when sharing your print.

Can I print this at home?

Yes. This is a printable 3D model intended for home FDM and resin printers. Check the original listing for suggested print settings.

Ultimate 18650 Power Bank with Infinitely Expandable Capacity 3D printable model by Mrkplayer

Ultimate 18650 Power Bank with Infinitely Expandable Capacity photo 1

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Ultimate 18650 Power Bank with Infinitely Expandable Capacity

Source: Thingiverse by Mrkplayer

The Ultimate 18650 Power Bank with Infinitely Expandable Capacity is a free printable 3D model from Thingiverse by Mrkplayer. Full Build guide: Purchase links and schematics are in the YouTube video description. You can download the STL file from the original listing below and print it at home.

Open in Thinger (free) Download from Thingiverse

3,143 saves Source: Thingiverse Updated 2026-10-09 License: CC-BY · commercial OK 3 makes Category: 3D Printer

Tags: 18650 battery, AC Socket, battery, lithium battery, mobile power bank, Phone Charger, power bank, power supply, usb, usb charger

About this model

Full Build guide: Purchase links and schematics are in the YouTube video description. Be aware that this is a relative extensive project. Print settings: All parts are printed at 0.2mm layer height (except for IO shield) 3 walls and 35% infill for all. Some files need to be printed using ABS or PETG to avoid melting. IO shield is printed using 0.2mm Nozzle and 0.15 layer height with a filament swap in between. Download the CAD files to see how this power bank comes together.

Frequently asked questions

Is this 3D model free to download?: Yes. Ultimate 18650 Power Bank with Infinitely Expandable Capacity is free to download from Thingiverse. Open it in the free Thinger app, or use the "Download from Thingiverse" link above to open the original listing.
Where is the STL hosted?: The download is hosted by Thingiverse, not by Thinger. We link you directly to the original listing by Mrkplayer.
Who made this model?: Designed by Mrkplayer, published on Thingiverse. Please credit the creator when sharing your print online.
Can I print this at home?: Yes. This model is intended for home FDM and resin 3D printers. Check the original listing for suggested print settings like layer height and supports.