Here is the link to the official Press Release of the ZigBee Alliance that kindly reminds that "the standard incorporates new features resulting from a collaboration with the Energy@home initiative, an Italian collaborative and ZigBee Alliance partner, which will benefit consumers by integrating new devices and raising consumer awareness of energy usage"
http://www.zigbee.org/News/AlliancePressReleases.aspx?Contenttype=ArticleDet&moduleId=778&Aid=466&PR=PR
ZigBee Home Automation is the industry leading standard helping to create smarter homes that enhance the comfort, convenience, security and energy management for the consumer. ZigBee Home Automation 1.2 adds several important new features that improve the battery life for security sensors to over seven years, standardize pairing of devices and simplify installation and maintenance for consumers and custom installers alike. These features have a significant impact on operational and device costs to service providers and quality of service to consumers.
ZigBee Home Automation 1.2 underwent rigorous testing, and 19 products have already achieved Golden Unit status for compliance testing and certification purposes, including products from members of the Energy@home Association.
Free Webinar
Attend a free online ZigBee webinar on August 1, 2013 at 17:00 (CET time) titled "ZigBee Home Automation 1.2 - Delivering Peace of Mind through Secure and Energy Efficient Homes." Register today at
https://www4.gotomeeting.com/register/356171375.