Best WiFI AC switch WITH energy consumption data

Beside the HS110 there are others that integrate well with HA?

I use Aeotec Smart Switches myself.

60 Euro here, for 1 piece … a bit too much for me …

Sonoff POW from itead. Can be used with mqtt.

Fantastic, although it needs some hardware work: attach a plug (that goes to socket), and a jack that receive the appliance