3 ms·
More info here (albeit vague): http://www.sdge.com/business/programmable-communicating-thermostats http://www.sdge.com/business/programmable-communicating-ther.
by thecosas 10y ago
More info here (albeit vague): http://www.sdge.com/business/programmable-communicating-thermostats http://www.sdge.com/business/programmable-communicating-ther...