The current V2 version of the iQ Plus has no energy monitor.
The original V1 iQ Plus has a power consumption monitor that records the total work time accumulated by the heater. This can be reached using the > key to switch through the modes in the main menu.
The original V1 iQ Plus has a power consumption monitor that records the total work time accumulated by the heater. This can be reached using the > key to switch through the modes in the main menu.