... -rms, frequency, capacitance, temperature and min-max record.The Fluke 179 has more measurement functions, conformance to the latest safety standards ... display with backlight that's easier to view.Wide 1000 V measurement rangeTrue-rms for precise measurement of non linear signalsCapacitance ... III. EN 61010-1 to 600 V CAT IV.Agency Approvals UL, CSA, TÜV listed and VDE Pending Mechanical & General ...