CyberStat CY1201WF Programmable Thermostat

Control your heating and air-conditioning from anywhere anytime.
CyberStat connects to the Internet through your Wi-Fi network and brings you the features that no ordinary programmable thermostat can. Turn your smart-phone or any other Internet-connected device into a remote climate control. Check and change your room temperature from your bed or from across the world with equal ease. Email alerts notify you of high and low temperatures. Remote access is through our free web application.
Maximize your comfort with adjustable temperature swing.
If enabled, Adaptive Recovery starts your system early to achieve the desired temperature on your schedule.
Temporary overrides allow you to make quick changes that lasts till your next program point. Permanent override stays in effect until you change it again.
Large two-digit LED display with adjustable brightness can be seen clearly from across the room.
Settings are remembered across power outages.
Requirements and compatibility:
Wi-Fi connection requires 802.11b/g compatible router or access point.
Requires a common or 'C' wire in your thermostat wiring.
If you have an unused wire, you can used it as 'C' wire*.
If you do not have a C wire or an unused wire but you have a fan (green) wire you can convert it to 'C' wire*.
If you do not have a 'C' wire you will need an external power supply (sold separately).
It is compatible with two-wire and millivolt heating systems; however, you must use an external power supply.
It is not compatible with line-voltage baseboard heaters.
*Note: Converting an unused wire or re-purposing fan wire to 'C' wire requires some wiring changes on the furnace or air-handler. If you re-purpose your fan wire, you will not be able to use the fan independently.