Have You ever wanted to quickly use the button batteries in your project, but their size caused you trouble? Have You ever run out of energy in your caliper, remote controller, bathroom/kitchen scale or bicycle meter and didn't had any spare batteries?

There it is!

Multi-size button cell holder for emergency charging your dead batteries by external power source such as charger, regulated power supply, or other batteries with similiar voltage.
You can also use it to power the other devices or projects.

Suitable for battery sizes:
CR24xx, CR20xx, CR16xx, CR12xx, CR11xx, CR10xx, CR9xx
LR41 - 69
and more

You will need:
2 x M3 nut
2 x M3 screw (longer than 20mm)