KELVIN® Continuity Tester w/ Electric Buzzer Assembled Demo

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Teacher demo unit is assembled and tested. When troubleshooting a circuit, this kit would be a great tool to test for continuity in a circuit. It has a LED light and built-in electric buzzer for a clear audible sound.

PC board measures 1-1/2 x 1-1/2 in. For operation, a 9 V DC battery is required (not included).