Features: The MC40 is a high-precise clamp meter design to handle wide ranges of measurement tasks with ease. This tool features a high current rating of 600A, allowing you to measure even most demanding electrical loads. With its intelligent auto-ranging function and RMS measurement capability, the MC40 delivers accurate and reliable result. The large, clear display and backlights ensure visibilitys in any lighting condition, while the data hold function allows you to freeze readings for easy analysis. The MC40 is equipped with a host of additional features, including noncontact voltages detection, diode testing, resistance measurement, and automatic shutdown to conserves battery power. The durability, ergonomic design and large jaw opening easy to use and transport. Quality Chip: More accurate measure, fast measurement speed! Sampling rate three times per second Automatic Ranges: No need to distinguish the ranges, automatically identify the ranges 600A High Current Measure: Higher upper limit, wide application; Specifications: Product Model: Mc40 Voltages: Dc4v/40v/600v Current: Ac4a/40a/600a Resistance:400ω/4kω/40kω/400kω/4mω/40mω Diode: Supported Auto Shutdown: Supported Ncv Measure: Supported True Rms: Supported Intelligent Antiburning: Supported Flashlights: Supported Screen Backlights: Supported Data Hold: Supported Battery Type: Dc1.5vx2 Triple a (Not Included) Measuring Rate: 3times/S Size:Approx.185x71x35mm/ 7.28x2.8x1.38in Most Jaw Opening Size: 26mm Ambients Operating Temperature: 5℃~35℃ Storage Temperature: -10℃~50℃ Package Includes: 1pc MC40 Clamp Meter 1pc Multimeter Probe 1pc Manual note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.