Iso-Tech ICM36R - AC Current Measurement Specs; Auto Power Off Feature

9
(2) AC A
Range Resolution Accuracy
200A 0.1A
±(1.9%reading + 7digits) for 0 ~ 20A
±(1.9%reading + 5digits) for 20A ~ 200A
600A 1A ±(1.9%reading + 5digits) for 200A ~ 600A
Frequency Response: 40Hz ~ 400Hz.
Data Hold: Hold display reading for all functions and ranges.
(3) Auto Power Off
The meter will automatically shut itself off approximately 30 minutes after power on.