Product details:

THX9421R5021WW Redlink Prestige IAQ Color Touchscreen ThermostatPrestige IAQ has the features to make life at home easier, more inviting and ever so comfortable.Programming is simple and easy, too. The system interviews you and uses the answers to your questions to program itself.You also can connect to the Internet to bring thermostat control to your smartphone, PC or tablet.Controls up to 4-stages of heat and 2-stages of cool in a heat pump system and up to 3-stages of heat and 2-stages of cool in a conventional system.
Brand:Honeywell
Manufacturer Part Number:THX9421R5021WW_AG1_G3
Manufacturer:Honeywell
Assembled Product Weight:3.58 lb
Assembled Product Dimensions (L x W x H):10.00 x 12.00 x 10.00 Inches