FLUKE 1623-2 GEO Earth Ground Resistance Meter

A unique earth ground tester that performs fast, accurate testing with and without stakes
Tests 3- and 4-pole fall-of-potential, and 4-pole soil resistivity (with stakes)
Performs selective earth ground rod testing (one clamp + stakes)
Performs stakeless earth ground rod testing (two clamps)
Features IP56 rating for outdoor use