Technical data: AC voltage 1,000 V AC voltage measurement resolution 1 V AC voltage measurement accuracy ±1.5% + 5 AC current 200 A AC current measurement resolution 0.1 A AC current measurement accuracy ± 3.0% + 3 DC voltage 1,000 V DC voltage measurement resolution 1 V DC voltage accuracy ±1.0% + 2 Resistance 60 M? Resistance measurement resolution 0.01 M? Resistance Measurement Accuracy ±2.0% + 5 Continuity Yes Continuity Measurement Resolution 0.1 Ohm Continuity Measurement Accuracy ± 1.0 % + 5 Frequency Measurement Resolution 0.01 kHz Frequency Measurement Accuracy ±0.1% + 2 Low Input Impedance (LoZ) 1,000 V IP Rating IP54 Actual RMS Value Yes Safety Class CAT IV 600 V / Cat III 1000 V LCD Display Type , Inverted Non-Contact Voltage Measurement (NCV) y Flashlight Yes Audible Signaling Yes Frequency Measurement Range 10 Hz is 50 kHz Continuity Measurement Range 0 ? No broken cable detection Increased durability with IP54 rating and a comfortable handle for easy working in harsh environments Measures AC current up to 200 A AC and has an open-clamp design for faster work Compact design with compatible magnetic hanger (MH 1 Professional) allows you to work in hard-to-reach areas. Included: Bag 2 x 1.5 V LR6 (AA) MS 90 Professional MH 1 Professional **