These flat carbon electrodes are designed to help facilitate electricity experiments. Two of these will help demonstrate the flow of electrical currents. Great for physics demonstrations, science fair projects and more!
Features:
Note: You will need two of these to use for electrical currents. Price is per each unit. One unit is equivalent to one electrode.
WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov.

Just what I needed but couldn't find elsewhere