Description
The Extech GRT300 measures ground connection in 4 ranges from 2 to 2000 ohms. 4-wire, 3-wire, and 2-wire testing. Large dual-line LCD display. Automatic surge check for I (current) and P (potential). Test hold function for easy operation. Auto-ranging, auto-zero, data hold, and auto-power off. AC ground voltage. Out-of-range and low battery indicators. Includes test leads with alligator clips, 4 auxiliary grounding rods, hard carrying case, and eight 1.5V AA batteries.
Ref. GRT300
