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Martindale EZ150 E-ze Check Xtra Socket Tester

Martindale-Non-Trip-Earth-Loop-Impedance-Checker-Martindale-EZ150-p-The-majority-of-socket-testers-will-only-tell-you-if-the-earth-is-connected-and-can-indicate-a-safe-dangerous-earth-impedance-value-as-bad-as-10k-Omega-or-higher-The-Martindale-EZ150-will-indicate-an-open-earth-above-500-Omega-and-will-indicate-low-high-voltages-and-perform-a-socket-test-as-well-p-Martindale-EZ150-E-ze-Check-Xtra-Socket-Tester

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