CR2032 to 1/2AA converter to use in various old Macintosh computers that used 1/2AA batteries as the PRAM battery.
alxlab-zone66x
31
CR2032 sized 8x8 pixel LED matrix driven by a CH32V003
olell
1
A simple single-sided LED torch with CR2032 battery holder,a switch and current-limiting resistor.
BagelisBliziotis
0
Small, Custom Tools for Electronics
SK-Electronics-Consulting
derpflanz
