This 3V conductivity tester demonstrates the electrical properties of various liquids. The item consists of a molded plastic lamp socket mounted on a base with two binding posts for connecting a wire cord. It comes complete with a bulb and glass tumbler. Includes activity guide.

WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer and reproductive harm. For more information go to http://www.P65Warnings.ca.gov