Description: Power Clamp helps you monitor the amount of electricity usage in your facility by connecting the clamp on to the power cable It can also measure Voltage, Current, PowerFactor, ActivePower Products: type: Energy Meter Energy Control & Management Single phase Power Clamp Main Features: Tuya compliant Support Tap-to-Run and automation with other Tuya device Single phase electricity compatible Measures real-time Energy Usage, Voltage, Current, PowerFactor, Active Power and frequency. Support Energy Production measurement Usage by day, week, month Suitable for both residential and commercial application and easy to install Support one loads measurement with 2 CT voltage: AC 90-250V size: 51.5 x 23 x 46mm Material: ABS colour: white Package Contents: 2 x WiFi Energy Meter 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.