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 ...

D Cell Battery Holder suits for 4x 1.5V D size battery (Note: Battery NOT Included), can be used as a perfect external power source. Made of high quality plastic shell, copper contact and ...

Fitting in a standard 2325-size, coin-cell battery holder, the Button Cell hybrid tantalum capacitor measures 23 mm in diameter and 2.5-mm thick with a weight of 8g. The component has a capacity of ...

Riddle me this: I have a flashlight that uses D-cell batteries. But I don't own any D-cell batteries. How does the flashlight light up? When I started the change-over from using alkaline batteries — ...