Usage Tips:Item Type: Power Monitor Model: GM89-EU Material: ABS Power Supply: 220V 50Hz Maximum 16A Plug: EU 220V Purpose: It is suitable for power parameter monitoring. Accuracy: 1.0 Constant: 6400imp or KWh Power Consumption: <1W Working Temperature: 0-45℃ Storage Temperature: -20-60℃ Function: Monitor Current Active Power, Monitor Current Voltage or Current or Frequency, Record Power Supply Time, Record Power Consumption, Calculate CO2 Emissions, Power Factor Rise, Set Overload Threshold, Backlight Function, Large LCD Display. 1,With the function of resetting time and electricity, it can be used repeatedly to provide more monitoring purposes. 2,Plug and play, it can be shut down 10 seconds after being unplugged, without additional power supply. 3,LCD screen display, it can clearly display the monitoring results, intuitively grasp the power status. 4,Small in size, it is lightweight and portable, and can be easily held in various situations. 5,With backlight function, it can also perform measurements in dark environments to meet more needs. 1 x Power Monitor 1 x Manual Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.