Features:1. Electrical parameter measurement function (voltage, current, power, energy consumption, time, impedance)2. Voltage alarm function (over the voltage alarm threshold, backlight and voltage flashing prompt)3. Overload alarm function (over the power alarm threshold, backlight and power flashing prompt)4. Power and time button reset function5. Power-off data saving function6. Backlight function.Parameters:Measuring voltage: DC6-200VMeasuring current: 0-20AMeasuring power: 0-4KWMeasuring energy consumption: 0-99999KWLoading time: 0-999 hours (overflow to zero)Measurement impedance: 0-999 out of range display---Overload alarm: can be setVoltage alarm: overvoltage and undervoltage can be setWiring Type: Barrier Terminal BlockInstallation method: embeddedModule size: length*width*height 68mm*68mm*22mmProduct net weight: 58 gramsPanel opening: length*width 63mm*63mmNote: The wiring must be positive and negative, and AC power cannot be inputKey Description:1. Short pre the button to switch power, energy consumption, time and impedance.2. The backlight can be turned on or off by preing the button twice.3. Pre and hold for 6 seconds to enter the setting mode.4. Pre and hold for 3 seconds to move to the next group.5. The button is not loose and each group stays for 2 seconds to automatically jump to the next group.6. No operation, exit after 10 seconds and save the data.The package includes:Monitor x1