Amazon Smart Thermostat – Save money and energy - Works with Alexa and Ring - C-wire required

Amazon Smart Thermostat Size 3.56 x 3.56 x 0.84 in (90.4 x 90.4 x 21.4 mm) Weight 3.86 oz (109.5 g) Actual size and weight may vary by manufacturing process. Model number S6ED3R Compatibility Compatible with most 24V HVAC systems (i.e. conventional force air, heat pump, radiant boiler). Not compatible with 110-240V HVAC systems (like electric baseboard heat). Requires a C-wire power or power adapter kit (sold separately). Most homes have a C-wire. Click check compatibility to see if your home is compatible or requires a power adapter. Certifications ENERGY STAR – For EPA's ENERGY STAR requirements, see energystar.gov. ECOLOGO Silver – Select replacement parts are available for 3 years after the end of production of your Amazon Smart Thermostat. Learn more here. In the box Amazon Smart Thermostat, installation tool, wall plate, cosmetic plate, and quick start guide. Network connectivity 2.4 GHz only, 802.11 b/g/n. Does not support 5G