The Energenie Mi Home Monitor constantly sends energy usage information to the Mi|Home gateway. It does not provide for control of the devices plugged in to it. The Adapter Plus offers both energy monitoring and switching of the device connected to it . Requires the Mi|Home Gateway. The Monitor adapter is part of the MiHome home automation range. The Monitor adapter allows you to monitor the power being used by an attached appliance. The Mi|Home monitor adapter sends energy data information back to the App. This allows you to monitor how much energy each device is using and also track it over time. The adapters can also be grouped together so that you can monitor the energy usage of a group of devices. The Monitor adapter cannot be switched by the app and only transmits information. View all other .