Description

This three-cell battery holder is a compact plastic enclosure designed to hold and connect three standard batteries, such as AA or AAA cells, in a series configuration to increase the total output voltage for an electronic circuit. The unit features integrated metallic coil springs that ensure a tight electrical connection while making it easy to swap out depleted batteries. It typically comes equipped with color-coded wire leads—red for the positive terminal and black for the negative—allowing for straightforward integration into DIY electronics, robotics, or school science projects.