Voltage and Current Datalogger, AC Voltage Accuracy +/-2 Percent, Alert Type Digital Display, Current Channels 2, Maximum Dew Point Measured Not Applicable, Minimum Dew Point Measured Not Applicable, For Phase Single, Calibration Certificate Type Not Certified, Minimum Sampling Rate 1 sec, Maximum AC Current Measurement 200 A, Maximum Relative Humidity Measured Not Applicable, Maximum AC Voltage Measured 600 V AC, Minimum Relative Humidity Measured Not Applicable