恆溫器Introducing Nest thermostatsLearn about the Nest Temperature SensorTechnical specificationsDownload documents included with your thermostatGet startedNest thermostat compatibilitySetup and installationNest thermostat basicsExplore features and settings Browse all features and settingsControl your Nest thermostatHow to save energyLearn how Nest thermostats workFix a problemNest thermostat is offline and other connection issuesThermostat error codes and messagesHeating and technical issuesNest Temperature Sensor issuesHome and AwayIdentify a thermostat wireTroubleshoot your Home ReportWarranty, manual & returnsWarranty, safety and regulatory informationDownload documents included with your thermostatNest Pro installationReturn a Google Nest deviceWarranty CheckerClean your Nest productsPainting Nest products