Desktop Multimeter 3.5in Digital Benchtop Resistor Capacitance Meter DC AC 2 Wire 4 Wire Electronic Component Tester US Plug 110V Item Type: Desktop Multimeter Reading Display: 240,000 (5 1/2) Display Speed: Slow Speed: 2 Seconds per time; Medium Speed: 5 Times per second; Fast: 7 Times per second DCV Measuring range 1μV~1000V  High resolution 1μV  Uncertainty ±(0.01%+3)  DCI Measuring range 1nA~10A  High resolution 1nA  Uncertainty ±(0.05%+10) ACV Measuring range  1uV~750V Frequency range  20Hz~100kHz High resolution  1μV  Uncertainty ±(0.2%+100】 ACI Measuring range  1nA~10A  Frequency range 20Hz-10kHz  High resolution 1nA  Uncertainty ±(0.2%+100)  Resistor Measuring range 1mΩ~200MΩ High resolution  1mΩ Uncertainty  ±(0.015%+3) Capacitance Measuring range  1pF~10mF  High resolution 1pF  Uncertainty ±(1%+5) Frequency Measuring range  1Hz~20MHz High resolution  0.0001Hz Uncertainty  ±(0.005%+3) Mathematical Functions: MX + B/MAXimum/MIN/business/dB/dBm/Rel/LimitsCompare/Hold/Statistics / % / 1 / X Resistor Measurement: Support 2 wire, 4 wire two modes On Off Measurement: The buzzer sounds when the measurement value is lower than the threshold. The threshold resistor can be set in the range of 0 to 2kΩ, and the default is 30Ω Diode Measurement: Measuring Range: 0~2V AC and DC Measurement: Supported Trigger Mode: Automatic trigger, single trigger, external trigger Duty Cycle Measurement: 5.0%~95.0%(error within 10 words) Square Wavy Output: Frequency: 1Hz~100kHz, Amplitude: 3V Extreme Testing: Supported Calibration Function: Supported Temperature Measurement: Thermocouple: K/N/R/S/T/B/E/J/WRe325 / WRe526; Thermal Resistor: PT100/PT50/Cu100/Cu50 Cold End Compensation: Built in temperature sensor supports automatic and manual temperature compensation Communication Interface: ET33255: Standard: USB Device, RS232; Optional: USB Host, GPIBLAN, WIF, Bluetooth Addition Functions: Data retention, data storage, data read back