AEMC Model 3731 Ground Tester W/ Case
Includes a generic case.
AEMC Chauvin Arnoux 3731 Clamp-On Ground Resistance Tester
This is used but in excellent shape, complete with a new battery.
AEMC 3731 Clamp On Ground Resistance Meter Tester – Tested
Each of these units has been tested to work.