Fangrui Product Details High Accuracy Measurements: The Hp-90epd-app-c Digital Multimeter Features A 6000-count Digital Lcd Display, Providing Excellent Accuracy And Stability For Measuring Dc Ac Voltage, Dc Ac Current, Resistance, Capacitance, Frequency, Duty Cycle, Temperature, Battery Tests, Diode Voltage Drop, And Audible Continuity. Wireless Connectivity: This Multimeter Supports Wireless Mission, Allowing It To Connect With Mobile Devices Through A Dedicated App For Remote Monitoring And Data Logging, With A Maximum Range Of 10-15 Meters. User-friendly Interface: Equipped With Multifunctional Buttons Including A Select Button, Hold Button, Range Button, Max/min Button, Hz% Button, And A Relative Measurement Button, The Hp-90epd-app-c Ensures Easy And Intuitive Operation. Safety Features: Compliant With Iec-1010 Standards, The Hp-90epd-app-c Provides 1000v (cat Iii) And 600v (cat Iv) Over-voltage Protection, Ensuring Safe And Reliable Use In Various Environments. Durable And Portable: Designed With A Slim, Portable Form