Summary

A quick connector to check AA cells voltage.
Designed on Freecad. need a spring contact for -ve and a M3 nut and screw for +ve.
Also a 10 mm wide brass or copper shim strip glued into base so +ve end slides into holder.

Print Settings

Printer Brand:

Creality

                                            <p class="detail-setting printer"><strong>Printer: </strong>                     <div><p>Ender-3 S1 Pro</p></div></p>                                                                                <p class="detail-setting rafts"><strong>Rafts: </strong>                     <div><p>No</p></div></p>                                                                                <p class="detail-setting supports"><strong>Supports: </strong>                     <div><p>No</p></div></p>                                                                                <p class="detail-setting resolution"><strong>Resolution: </strong>                     <div><p>0.2</p></div></p>                                                                                <p class="detail-setting infill"><strong>Infill: </strong>                     <div><p>20%</p></div></p>                                                                                <p class="detail-setting filament_material"><strong>Filament Material: </strong>                     <div><p>PLA</p></div></p>

AA Testing Holder