Features:Electrical parameter measurement function (voltage, current, active power, energy, frequency, power factor)Overload alarm function (over power alarm threshold, backlight and power flashing to alarm).Power alarm threshold preset function (can set power alarm threshold).The energy can be reset use the key.Store data when power off.Large-screen LCDBacklight function. Specification:Brand:PEACEFAIRModel: PZEM-022Working voltage: 80 ~ 260VACTest voltage: 80 ~ 260VACCurrent:100ARated power:100A/22000WOperating frequency: 45-65HzMeasurement accuracy: 1.0 gradeSize: 9*5*2.5cm/3.5*2*1inWire length:19cm/7.5inWeight: Approx.110g/3.9ozAppearance and Key function:I.Display InterfaceDisplay interface is large-screen LCD, it can display six parameters at the same time.II.Display format1. Power: test range: 0~22000W, Starting measure power:0.2W＜10W display format:1.00~9.99W＜100W display format:10.0~99.9W＜1000W display format:100~999W＜10000W display format:1.00~9.90kW≥10000W display format: 10.0~22.0kW2. Energy: test range: 0~999kWh＜1kWh display format:0~999Wh＜10kWh display format:1.00~9.99kWh≥10kWh display format: 10~999kWh3. Voltage: test range: 80~260VDisplay format: 80~260V4. Current: test range: 0~100A,Starting measure current: 0.001A＜10A display format:0.000~9.000A≥10A display format:10.00~99.99A5. Frequency: test range: 45~65HzDisplay format: 45~65Hz6. Power factor: test range: 0~1PFDisplay format: 0.00~1.00PFKey function:1. Backlight controlShort press the key to turn on or off the backlight, the backlight has memory function, it can store the on or off state when power off.2. Reset energyStep1: Long press the key for 5 seconds until the energy value flash, then release the key.Step2: Short press the key again, then the energy value is cleared and exit the reset flashing state.Step3:If there is no operation on the key within 5
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