Nest T3008US Learning 3rd Generation Thermostat (Professional Version) na Imported Warranty not valid for retail sale; Works with Alexa Your thermostat controls half your energy bill - more than appliances, more than electronics. So shouldn't it help you save energy Pop off your old thermostat and install your new nest. It should take about half an hour. Now turn up the temperature and comfortable You turn down the heat on your way to bed. Nest takes Note and starts building your schedule. Cozy in the afternoon, cool at night. Check