Honeywell RTH9580WF Smart Wi-Fi 7 Day Programmable Color Touch Thermostat, Works with Alexa Works with Alexa for voice control (Alexa device sold separately). Customize the screen color to match any dcor, Control from anywhere with iOS and Android devices, Simple setup with smart programmable features for home or business Energy Savings: Choose programmable mode to save on annual heating and cooling costs. C-wire needed for proper installation. Locking Touchscreen: Advanced locking features and password options provide smart security and convenience Allows remote access to the thermostat through a computer, tablet, or smart phone with Honeywell's Total Connect Comfort Service Check to see if your new thermostat qualifies for a utility rebate. Enter your zip or postal code on yourhome.honeywell.com/rebates for available rebates