Believe it or not, the coin cell battery holder was invented over 30 years ago. Patent drawing for the first coin cell battery holder. Since that first model was used, there have been plenty more ...

Originally designed for the clunky lithium 3V 1/3N size battery, this battery holder is easily adapted to accommodate (4) dirt-cheap CR1025 lithium batteries. The result is a small, inexpensive PCB ...

In need of a portable power supply, [Alastair] threw some batteries into an Altoids tin. The problem was he didn’t have a holder for these size A23 cells. Inspiration struck and he realized the ...

Back when batteries were expensive and low-capacity, it was common to buy a “battery eliminator” that could substitute for common battery configurations. [David Watts] must remember those, because he ...