Gardner Bender GCT-3304 Continuity Tester<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>36 in insulated test lead with an alligator clip on the end</li><li>Bright indicator bulb lights if continuity exists</li><li>Pocket clip for added convenience</li><li>Tests: extension cords， fuses， switches， water heater coils and un-energized low voltage wiring</li><li>Tests for continuity in non-energized circuits</li></ul></div><img src="http://ecx.images-amazon.com/images/I/31RuCF-osIL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41GSIbTQqZL.jpg" noproxy>