Continuity Tester
Extech ET40B - Extech Instruments Corporation
Compact Size Continuity Tester with Stainless Steel Probe
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product
Continuity Testers
Extech Instruments Corporation
An electronic tool for electricians, alarm, cable installers and others who routinely need to check circuits for continuity and also identify cables and wires. It allows a single user to quickly identify and label two wires even when the wire ends are located in different rooms. It can accommodate test wire lengths up to 10,000-feet (3,000 meters), 26-gauge minimum.
