Description: Advanced Functions: This Smart Metering Socket US adapter provides control, timer function, function, overcurrent protection, overvoltage protection, and overpower protection. Premium Material: The Electricity Usage Observe Plug is made of PP and can be reused to ensure longevity and .Product Size: Intelligent Outlet size is 13.3cmx7.6cmx7.3cm/5.24inchx2.99inchx2.87inch, compact structure, easy to install and use.Digital Display Function:Power metering Socket has a screen digital display function, and the numbers are clear and easy to read.Easy to Use: Plug in Socket is easy to use, plug and play, and can be used for most household appliances. Size Chart: Product size 13.3cmx7.6cmx7.3cm/5.24inchx2.99inchx2.87inch Package Includes: 1 Smart Metering Plug Cover (US adapter)1 manual Note: Please allow slightly errors 1-2cm differences due to manual measurement.