The file 'Single Cell 18650 Charger 3D Printer Model' is (stl) file type, size is 125.2KB.
This is a single cell 18650 charger/battery holder. Instead of springs, it is designed to be accompanied by two M3 bolts, and 4 M3 nuts. Battery tension can be adjusted by the screws. For charging, you can easily clip alligator clips onto the screws.
single-cell-charger.stl | 341.4KB |