Features Measurable Parameters: The multifunction digital meter can measure AC voltage, AC current, active power, power factor, power frequency and electrical energy. LCD Digital Display: The AC50-300V voltage current tester adopts a high definition liquid crystal display, which is easy to display and read, and has strong practicability. Applicable Scenes: The smart frequency power monitor is widely used in chemical industry, power plants, automation equipment, DOS systems, electromechanical equipment, etc. Good Performance: The intelligent digital multimeter has a wide measurement range, high accuracy and good stability, which is convenient and practical. Other Function: The measurement speed of this multifunctional digital meter is about 2 times per second, and it has a memory function to prevent data loss caused by accidental power failure. Specification: Item Type: Multifunction Digital Meter Model: D48-2058 Material: ABS Uses: Used in chemical industry, power plants, automation equipment, DOS systems, electromechanical equipment and other places Basic Parameters: Measurement Accuracy: 1% ± 2 words Measuring Range: AC Voltage: AC 50-300V AC Current: AC 0-100A Current Display Resolution: 0.01A Power Frequency: 45.0Hz-65.0Hz Power Factor: 0.00-1.00PF Active Power: AC50-300V, Measuring Range: 0-30000W, the display resolution between 0-9999.9W is 0.1W, the rest is 1W Electric Energy: Measuring Range: 0-99999kwh, 0-999.99kwh minimum display resolution is 0.01kwh, 1000.0-9999.9kwh minimum display resolution is 0.1kwh, 10000-99999kwh minimum resolution is 1kwh Measurement Speed: About 2 times per second Memory Function: When the power is cut off during use, the accumulated power value of the meter will be stored by itself (the previous power data will be saved). Package List: 1 x Multifunction Digital Meter 1 x User Manual Package List 1 x Multifunction Digital Meter 1 x User Manual