I design this dual Li-ion battery holder to my electronic projects.
Is use this contacts: https://www.banggood.com/10-Pairs-Silver-Tone-Metal-Battery-Spring-Plate-Set-for-AA-AAA-Batteries-p-1046111.html
I used Cyanoacrylate fast-acting adhesive to to glue the electrical contacts.
thli-ion-x2-contacts.stl | 498.2KB | |
thli-ion-x2.stl | 474.9KB |