Tuya compliant, Support linkage with other Tuya devices Single phase system compatible Measures real-time Voltage, Current, PowerFactor, Active Power and frequency Support Energy Usage/Production measurement Usage/Production trends by hour, day, month<br><br>App can display active power, current, voltage, You can check hourly, daily, monthly electricity consumption in the App. Automation , It allows to make a Scene for this device working with other tuya devices. For example, when the reverse or forward power (watts) or KWh reaches a value, the other Tuya switch can turn on, or turn off. Due to different product batches, the appearance may vary, which does not affect the use. Type:With 120A CT Colour:As Shown Material:Plastic<br><br>Package Contents: 1 * WiFi Energy Meter<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.