T5 smart thermostat allows you to take comfort knowing your home temperature will always be just how you like it. It's easy to install and use and conveniently fits in with your lifestyle. The T5 smart thermostat is ENERGY STAR certified and you can program it based on your schedule or let it adapt to your life as plans change. Control the T5 smart thermostat from anywhere simply by using your smartphone or tablet: helping keep life simple and removing the guesswork, while ensuring maximum comfort when you're at home and saving you money on your energy bills.. Battery Power Type: Hardwired. Battery Size: Hardwired. Color Family: Black. Color/Finish: Black. Control Type: Phone Controlled,Touchscreen. Features: Auto Changeover,Backlit Display,Built-in Wi-Fi,Daylight Savings Time Ready,Low Battery Indicator,Touch Screen. Heating & Cooling System Type: 2 Stage. Included: Mounting Hardware. Pack Size: 1. Periods per Programmable Day: 4. Power Options: Hardwired. Power Options: Hardwired. Remote Access: Remote Access. Requires Hub?: No Hub Required. Returnable: 90-Day. Shape: Square. Smart Home: Smart Home Enabled. Smart Home Protocol: Wi-Fi. Smart Technology: Smart Home Hub Compatible. Thermostat Compatibility: Universal. Thermostat Product Type: Smart/Wi-Fi. Thermostat Shape: Square. Thermostat Type: Heating and Cooling. Voice Control Hub Required: No Voice Control. Voltage (V): 24 V. Voltage Type: Low Voltage. Wire Configuration: C-Wire. Works With: Apple HomeKit. Certifications and Listings: No Certifications or Listings. Display height (in.): 3.5 in. Display width (in.): 3.5 in. Product Depth (in.): 1.0625 in. Product Height (in.): 4.0625 in. Wire Configuration: C-Wire. Thermostat Shape: Square. Control Type: Touchscreen. Power Options: Hardwired. Features: Daylight Savings Time Ready