LIYJTK AC Digital Voltmeter Ammeter

[Convenient multimeter]: a large LCD screen ensures easy reading of voltage, current and active power simultaneously [Electrical Parameter Test Range]: Accurately measure voltage, current current, power and energy with wide ranges suitable for various applications Function]: Enjoy backlight control, power reset, power overload alarm and data storage functions for versatile use [Durable ABS material]: Built to last, the ABS material ensures impact and scratch. Power supply: 0-4.4kw. Measured Energy Consumption: 0-99999KWH Measuring frequency: 40-65Hz. Power factor: 0-1pf Sync range: 0-999 hours (no charging, no time) Display window: approx. 41 x 48 mm/1.61 x 1.89 inches. Overload alarm: can be set Voltage alarm: can be set Wiring Type: Fence Type Wiring Terminal Installation method: built-in Product size (L x W x H): approx. 68 x 68 x 22 mm/2.68 x 2.68 x 0.87 inches. Panel hole size (L XW): approx. 63 x 63 mm/2.48 x 2.48 inches. Package list: 1 x AC Digital Voltmeter Ammeter. 1 x user manual. Note: 1.The voltmeter is easy to connect, suitable for indoor use, do not use outdoors. 2.Connect the cables according to the wiring diagram. 3.This product is not suitable for inverter, unless you have tested the inverter waveform and the frequency is fully consistent with the mains, and there is no excessive interference from Burr. 4.The voltmeter cannot be used for autotransformers, thyristor circuits or charges.