ROBIN 3001B Digital Insulation/Continuity Tester Untested Comes with Cables

ROBIN 3131 Digital Insulation/Continuity Tester Well Used Working

Kewtech KT1780 Voltage & Continuity Tester With Clear LED Indication & Buzzer

METREL Insulation Continuity Tester & leads, probes

MARTINDALE ELECTRIC - CON TEK404 - DELUXE CONTINUITY TESTER

Kewtech KT1710 2 Pole Voltage and Continuity Tester With Clear LED Indication

Martindale VT25 Two Pole LED Voltage & Continuity Indicator / Tester

Vintage Bakelite Evershed & Vignoles Megger 500V Insulation + Continuity Tester