Description

Illustrate DC, Series, Open,and Closed Circuits

A simple tool for communicating complex
workings of electricity, this plastic battery holder
is fitted with three banana plug jacks. You can
easily switch between selections of DC, 1.5V, and
3V power for your experiments. The holder fits two
D-cell batteries and can be used to demonstrate
circuits, Ohm’s law, and the transformation of
energy. Batteries not included.