* Measures Earth ground resistance - 3 point (fall of potential) or 2 point tests
* Automatically calculates resistivity - 4 point test
* Automatic voltage measurement prevents false measurements
* Automatically applies three testing frequencies for the most accurate readings
* Test leads, auxiliary electrodes and software are included for complete instrument
* Auto ranging
* 999 internal memory locations to store measurements
* RS-232 download to a personal computer