Extech MA445 400A True RMS ACDC Clamp Meter with NCV Detector 12 Jaw Opening Backlit Dual Display 40000 Count Multimeter Inrush Current Frequency Duty Cycle Diode Continuity Tester

400A True RMS Accuracy Reliably measure AC and DC current up to 400 amps with True RMS precision giving professionals dependable results even in noisy electrical environments NonContact Voltage Detection Quickly identify live wires with the builtin NCV detector offering an added layer of safety when working in panels outlets or industrial systems Backlit Dual Display Large 40000count display with bright backlight shows both primary and secondary readings making data easy to read even in dimly lit job sites Versatile Test Functions Includes inrush current capture frequency duty cycle diode and continuity testing giving you a complete multimeter in a convenient clamp design Durable Professional Design Compact body with 12inch jaw opening accommodates thick conductors while rugged construction ensures reliability in demanding field conditions.