mp3 player on 18650
thingiverse
I made a gift with a high-capacity battery for a gift from a cheap Chinese mp3 player, I hope the birthday boy will be satisfied, and I share the model with you, this project prompted me to this idea https://www.thingiverse.com/thing:380503
Download Model from thingiverse
With this file you will be able to print mp3 player on 18650 with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on mp3 player on 18650.