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 ...

Everyone loves, and should respect, lithium-ion batteries. They pack a ton of power and can make our projects work better. I’ve gathered a number of tips and tricks about using them over the years, ...

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 ...