Digital AC80-260V 100A Volt Amp Meter With AC Transformer Coil 220V Voltage Current Indicator Power Meter 220V Function: Voltage, Current, Power, Energy; Overload alarm function (over power alarm threshold, backlight and power flash). Power alarm threshold preset function (can set its own power alarm threshold). Energy key reset function. Data shutdown function. Large LCD screen full display (display voltage, current, active power, power). Backlight Display and key: display interface: the display interface is a large LCD screen, display voltage, current, power, power parameters at the same time. Power: measuring range 0 - 22kW; display format 1kW Within 0.0 - 999.9W; From 1kW 1000 - 9999W display format; 10kW above 10.0 - 22.0kW display format. Energy: measurement range 0 - 9999kWh; 10kWh in 0 - 9999Wh display format; Above 10kWh display format 10 - 9999kWh; Voltage: Test Range 80 - 260VThe Display Module 80 - 220V; Current: Test range 0 - 100A; Display format 0.00 - 99.99A. Button: backlight control. Short press the button to turn the backlight on or off, backlight status automatic storage. Power alreadyStep 1: press the power button for 5 seconds until the digital display window flashes, then release the button; Step 2: if you press the button again, the consumption data will be cleared and cleared, stop flashing; Step 3: if you press the button again for 5 seconds until it flashes, the charging data will not be erased and the output will be cleared. Power to set the alarm valueStep 1: press the button when the LCD screen shows "SET CLr" after the release button, set the value in the power status report; Step 2: the power area displays the current power alarm value, and the lowest digit starts flashing, then you can press the digital + 1 button, when there is no key, that the operation is more than three seconds, it automatically switches through the short digital set as specified above; Step 3: after setting, press the button more than five seconds to automatically save and exit, active power threshold value range for 0.0 - 22.0kW.Notes1. This module is suitable for indoor use, not outdoor use.2. The applied load shall not exceed the rated power.3. The wiring order must not be wrong.4. This meter can only measure the power of the pure wave of sin. The modified sin wave power can burn the meter in a few minutesColor: as shownMaterial: PlasticPackage Content:1*AC80-260V 100A Voltage Meter1*Transformer InductorOnly the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement error is +/- 1-3cm.