The Mastech MS2026R is a clamp on meter with frequency and capacitance measurement, it can measure AC/DC voltage up to 1000 volts, AC current up to 1000 amps. For your convenience, it comes with a flashlight for measuring AC current. SPECIFICATIONS (click to see details): *AC voltage: 4V-40V-400-600V RMS *DC Voltage: 4V-40V-400V-600V RMS *AC current: 0-400A-600A-1,000A RMS *Resistance: 0-600-6K-60K-600K-6M-60M Ohms *Capacitance: 600nF-6uF-60uF-600uF-1,000uF *Frequency: 40Hz-600Hz-6KHz-60KHz-1,00KHz,1V to 10V rms,40Hz -100KHz *ADP: 600mV *Frequency measurement for clamp: 40 Hz- 400 Hz. Features: * Auto / Manual Range * Auto zero * Auto power off * AC true RMS measurement * Automatic Flashlight with AC measurement * MAX / MIN memory * Data Hold * Full Overload protection * Battery low indication Accessories: * Test leads * AAA battery: 3 * User Manual * Carrying case

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