1、AC digital display multi-functional power monitor supports current detection, voltage detection, power detection and electric energy detection. 2、Configuration of large LCD screen with backlight function, data display clear and accurate. 3、This module is suitable for indoor use, can not be used outdoors, the load can not exceed the rated power. 4、With power, running time button zero-clearing function, record the cumulative working time of the load. 5、Electricity protection data preservation function, save the cumulative power before power failure, running time, display items, back light out state. 1 x Meter1 x Split CT1 x Chinese and English Manual Condition: 100% Brand NewItem Type: MeterType: PZEM-006 (Open-Close Type)Material: ABSWorking Voltage: 80-260VACTest Voltage: 80-260VACRated Power: 100A/22000WWorking Frequency: 45-65HzMeasurement Accuracy: Class 1.0Weight: Approx. 140g / 4.9ozSize: Approx. 10x 4.5x 2.5cm / 3.9x 1.8x 1.0in Key Function Description:Upturn 1. Short reverse cycle display time, power, power, current and voltage in normal display state. 2. Withdraw from the zero-setting state in short time under the zero-setting state of electricity and time.Flip Over 1. In the normal display state, the voltage, current, quantity, power and time are displayed in short sequence. 2. Withdraw from the zero-setting state in short time under the zero-setting state of electricity and time.Set up 1. In the state of power or time display, enter the state of power or time zero by 3 seconds for a long time.Confirm 1. Open or close the backlight by pressing it in the normal display state. 2. In the state of power or time zero-off, the power or time of zero-off shall be shortened and the state of zero-off shall be withdrawn.Cumulative Time, Power Clearing Settings:Press the "up" or "down" button to switch to the cumulative time or power display menu in the normal display state.Press the "Settings" button for about 3 seconds and the screen flickers, then release the button.Shortly press the "confirmation" key, the cumulative time or power data is cleared, LCD screen returns the cumulative time or power display items, if you do not want to clear, then press the "up" or "down" key to exit the clearing status and return to the menu display.Backlight function:Backlight automatically lights up after power-on. In normal display state, press the "confirm" key to light up or close the backlight. Backlight off state has memory function, that is, to restore the off state before power failure after re-energizing.Menu display:Default display power after power on, short press "up" key reverse cycle display time, power, electricity, current, voltage; short press "down" key sequence cycle display voltage, current, electricity, power, time.Menu display has memory function, that is, to restore the display items before power failure after power-on