Product Description: Quantity: 1pcs Color: black 4 in 1 Multimeter Large LCD display. This Voltmeter Ammeter can detect and display voltage, current, active power, and energy at the same time. Made in ABS material, it has obtained CE certification. Electrical parameter test range Voltage test range: 80~260V; Current test range: 0~100A; Power test range: 0~22kW; Energy test range: 0~9999kWh. This Voltmeter Ammeter is suitable for most of place, please do not exceed the rated parameters. Power overload alarm function Set power alarm threshold, when the detected power value is over the threshold, the backlight and power will flash to alarm. Multi Functions Backlight control function; Energy reset function; Power overload alarm function; Data storage when power off. Pay attention This voltmeter is easy to connect, it is suitable for indoor, please don& 39;t use outdoor. Please connect according to the wiring diagram. This product is not suitable for inverter, unless you have tested that the waveform and frequency of the inverter are exactly the same as the mains, and there is no excessive glitch interference. This voltmeter cannot be used in autotransformer, thyristor circuit or load.