Fangrui Product Details Real-time Monitoring Of Voltage, Current And Power Generated And Consumed By Each Channel In Kilowatt-hours Power Statistics - Display Of Power Usage Percentage To Avoid Abnormal Power Consumption Monitor The Working Status Of Equipment Rich Functions: Automatic Setting Of Valve Values And Push Notifications Simple And Safe Installation Product Name: Smart Bidireciona Meter Monitor App: Smart Life/tuya Smart Operating Temperature: -1055power Input: Ac 110-240v 50/60hz Measurement Current Range: 0.2a - 80a Compatible: All Compatible Meter Function: Real-time Monitoring Of Bidirectional Power Energy Consumed And Generated Colour:as Shown Material:plastic Package Contents: 1 X Controller 2 X Ct Transformer 1 X Back Sticker 1 X English Instruction Manual 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.