Carrier is the latest comer to the smart-thermostat world, with Cor, a device that lets users peel back layers of energy-use data. In addition to offering remote access with Wi-Fi connectivity, Cor shows users their energy consumption, comparisons to other Cor users’ consumption, energy efficiency tips, and more. The Cor thermostat will cost around $250, and is compatible with most brands of home comfort systems. carrier.com
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