The smart wi-fi thermostat that delivers unparalleled value, control, and comfort. TECH SPECS COMPATIBILITY THERMOSTAT SENSORS WHAT’S IN THE BOX Conventional (2H/2C)—Gas, Oil, Electric. Temperature ecobee3 lite thermostat Boiler (2-stage-heating). Proximity Install guide Air-Cooled & Geo-Thermal Heat pumps Humidity• Humidity Backplate (2 stage heath pump + 2 stage aux heat/2 Trim plate cool) (4H/2C). TEMPERATURE RANGE Screws Duel-Fuel support. Temperature: 45° to 92°F (7° to 33°C) Dry wall plugs Display: 40° to 100°F (5° to 37°C) Wire labels Sensitivity: +/- 1°F (+/- 0.5°C) Power Extender Kit WIRE TERMINALS RC O/B W1 G RH W2 Y1 C PEK Y2 Operating: 32° to 130°F (0° to 55°C) HUMIDITY RANGE Display: 20% to 90% RH Sensitivity: +/- 5% RH POWERING METHOD Operating: 5% to 95% RH (non condensing) Wired 24VAC through terminals C or Rc. Power Extender Kit enables you to reliably STORAGE power your thermostat without having -31° to 113°F (-35° to 45°C) to run a C wire. 5% to 95% RH (non condensing) POWER CONSUMPTION WARRANTY Less than 3.5VA 5-year warranty (PRO Install only) CONNECTIVITY AND SECURITY Wi-Fi, IEEE 802.11 b/g/n @ 2.4 GHz LANGUAGES Wi-Fi Protected Access (WPA/WPA2) English PRODUCT DIMENSIONS Thermostat Length: 102.88 mm Width: 102.88 mm Depth: 21.4 mm Trim Plate Length: 170 mm Width: 170 mm Depth: 6.25 mm Power Extender Kit Length: 62.1 mm Width: 60.1 mm Depth: 21.4 mm Wired Equivalent Privacy (WEP) DHCP (dynamic) or static IP addressing DISPLAY Transport Layer Security (TLS) 3.5” full-color LCD touch screen 320 x 480 pixel display WORKS WITH ™ BANDWITH 15-20 MB/month HOMEKIT-ENABLED HomeKit requires an iPhone, iPad, or iPod SUSTAINABILITY touch with iOS 9 or later. Controlling Mercury free HomeKit-enabled accessories away from Arsenic free home requires an Apple TV with tvOS 9.0 or PVC free later and an iPhone, iPad, or iPod touch with ROHS compliant iOS 9 or later. Apple®, iPhone®, iPad®, and iPod touch® are trademarks of Apple Inc., registered in the U.S. and other countries. HomeKit™ is a trademark of Apple Inc. Use of the HomeKit logo means that an electronic accessory has been designed to connect specifically to iPod, iPhone, or iPad, respectively, and has been certified by the developer to meet Apple performance standards. Apple is not responsible for the operation of this device or its compliance with safety and regulatory standards. Please note that the use of this accessory with iPod, iPhone, or iPad may affect wireless performance.