Circular Paper Chart, Compatible with Manufacturer Model Number ET855 ET855, Lowest Generic Number Recorded 0, Minimum DC Current Measurement Not Applicable, Product Type Circular Paper Chart, Strip Chart Length Not Applicable, Strip Chart Width Not Applicable, Highest Generic Number Recorded 14, Maximum AC Current Measurement Not Applicable, Maximum AC Voltage Measured Not Applicable, Maximum DC Voltage Measured Not Applicable, Maximum Dew Point Measured Not Applicable