Fangrui Product Details Fangrui Product Details Single Electricity Single-phase/3-phase Compatible Trans Three Current Transformers For Single Phase Application Measures Real-time Voltage, Current, Powerfactor, Activepower And Total Energy Consumption Display The Device Temperature On The App Suitable For Residential And Commercial Applications Important Safety Information: Clamp The Power Clamp Must Only Be Installed And Serviced By A Qualified Electric Staff. During The Test, Do Not Touch The Device Terminals. Turn Off All Power Supply To This Equipment Before Installing. Use A Properly Rated Voltage Detection Device To Confirm That Power Is Off. All Devices, Ports And Covers Before Applying Power To The Construction Equipment. Failure To Follow These Instructions Will Result In Death Or Serious An Injury. Colour:as Shown Material:plastic Type:80a Package Contents: 1 X 3 Phase Wifi Energy Kwh Meter 1 X Antenna 3 X Circlip Only The Above Package Content, Other Products Are Not Included. Note: Light Reflection And Different D