Description
This single-cell battery holder is a specialized plastic housing designed to securely hold one standard D-sized battery for use in electrical experiments and hobby projects. It features metallic spring contacts to ensure a firm connection with the battery terminals and includes external connectors, such as fahnestock clips or snap terminals, for easy integration into a circuit. The open-top design allows for quick battery replacement, while the interlocking tabs on the sides often permit multiple units to be snapped together to create series or parallel power configurations.

Bunsen burner
Cell holder 4cells 