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The Fluke 77 IV digital multimeter has the features needed to repair most electrical and electronic problems. This meter is simple to use and has significant improvements over Fluke’s original 70 Series with more measurement functions, conformance to the latest safety standards, and a much larger display that’s easier to view.IncludesInstalled 9V batteryTest leadsUsers manualFeaturesLarge displayBacklight for work in dim areasMin / Max to record signal fluctuationsErgonomic overmolded housing with integrated probe holdersFree your hands with the optional TPAK magnetic hangerAuto and Manual rangingMeets Measurement Category 1000 V CAT III and Category IV 600 V safety standardsSpecificationsMaximum voltage between any terminal and earth ground: 1000 VSurge protection: 8 kV peak per IEC 61010 Fuse for mA inputs: 440 mA, 1000 V FAST fuse Fuse for A inputs: 11 A, 1000 V FAST fuseDisplayDigital: 6000 counts, updates 4/secBar graph: 33 segments, updates 32/secFrequency: 10,000 countsCapacitance: 1,000 countsAltitudeOperating: 2,000 metersStorage: 12,000 metersTemperatureOperating: -10C to +50CStorage: -40C to +60CTemperature coefficient: 0.1 (specified accuracy) per C (<18C or >28C)Electromagnetic compatibility (EN 61326-1:1997): In an RF field of 3 V/m, accuracy equals specified accuracy except in temperature; specified accuracy +5C (9F)Relative humidity (maximum non-condensing):90% to 35C75% to 40C45% to 50CBattery life: 400 hours typical (alkaline)Size (H W L): 4.3 9 18.5 cmWeight: 420 gAccuracy SpecificationsVoltage DCRange: 6.000 V 1000 VBest accuracy: (0.3% + 1)Best resolution: 0.1 mVVoltage ACRange: 600.0 mV 1000 VBest accuracy: (2.0% + 2)Best resolution: 1.0 mVAmps ACRange: 60.00 mA 10 ABest accuracy: (2.5% + 2)Best resolution: 0.01 mAAmps DCRange: 60.00 mA 10 ABest accuracy: (1.5% + 2)Best resolution: 0.01 mAResistanceRange: 600.0 50 MBest accuracy: (0.5% + 1)Best resolution: 0.1 CapacitanceRange: 1 nF 9,999 FBest accuracy: (1.2% + 2)Best resolution: 1 nFFrequencyRange: 99.99 Hz 99.99 kHzBest accuracy: (0.1% + 1)Best resolution: 0.01 HzSafetySafety standards: ANSI/ISA S82.02.01, CSA C22.2-1010.1, IEC 61010Measurement category: CAT III 1000 V / CAT IV 600 VCertifications: CSA, TV (EN61010), N (N10140)