Tuya Smart Life WiFi Energy Meter Bidirectional 3 Phase with Dry Contact Switch App Monitor 80A AC110V/240V 1. Real-time monitoring of voltage, current and power generated and consumed by each channel in kilowatt-hours 2. Power statistics - accurate to every hour to avoid abnormal power consumption 3. Rich functions: automatic setting of valve values and push notifications 4. Simple and safe installation It helps you monitor the power consumption in your facility by connecting the clamp to the power cable. It can also measure Voltage, Current, PowerFactor, Active Power. It allows you to check real-time energy data and historical usage via mobile App. Name: WiFi smart three-phase two-way power monitor Supported APP: Smart Life / Tuya Smart Tuya compliant Support linkage with other Tuya devices Single/3 phase system compatible Measures real-time Voltage, Current, PowerFactor, Active Power and frequency Support Energy Usage/Production measurement Usage/Production by hour, day, month 16A Dry contact output 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 Note: Please check as much as possible to make sure the item is what you need. Tips: The product may be updated constantly ,Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect Use Colour:White Material:plastic Package Contents: 1 x Electricity meter (dual channel - 3CT) 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.