looks nice indeed ... I understand that the Nefit Easy can´t be linked with domotiz ?

I auto-close my thread

Answer is : NO
According to Efergy support, they used their own protocol which is not compatible today with RFXCOM.

Dear all, Someone has tested "efergy elite wireless electricity monitor" ?? http://www.efergy.com/index.php/default/products-uk-1/elitev1-wireless-monitor-uk.html Found yesterday in a shop (Leroy Merlin) for only 30€. It looks that RFXCOM does not support it yet (asked to the support yesterday night) ...