AEMC 6470-500 4-Point Ground Resistance Tester Kit performs grounding resistance, earth coupling measurement, soil resistivity and bonding tests. This direct reading tester measures from 0.01 to 99,000Ω, and is auto-ranging, automatically seeking out the optimum measurement range test current and test frequency. Easy-to-use, simply connect the leads, select the test mode, Press-to-Measure and read the results. Up to 512 test results can be stored in internal memory for later recall to the display or download to a PC for analysis and hard copy reports. This Test Kit for 4-Point testing includes two 500 ft color-coded leads on spools, two 100 ft color-coded leads, one 30 ft lead, four 14.5" T-shaped auxiliary ground electrodes, one set of five spaded lugs, 100 ft tape measurer and carrying bag.