Feature 1 7 DAY ROUTINE: You can create a daily routine for returning home, sleeping, and leaving the house so you won't need to constantly adjust the thermostat. 2 WIDELY COMPATIBLE: This thermostat works with 90% of home systems, even those lacking C lines when used with C line adapters; On the for Wyze website, use the for Thermostat Compatibility Checker to determine whether your heating and cooling system is compatible. 3 APP CONTROL: No matter where you are, you may alter the temperature at any moment using an app on your phone. 4 APPLICABLE SCENARIO: You can use a thermostat to warm the house in advance, keep pets comfortable, stop pipes from freezing, and more. 5 PC MATERIAL: Made of premium PC material, this thermostat is strong and scratch resistant, flame retardant for a long term use.Item Type: Smart ThermostatMode: ME82 LED 7Material: Flame Retardant PCColor: BlackPower Supply: 100-250VAC 50 60HZRoom Temperature Range: 5 to 70 Temperature Display Accuracy: 0.5 Working Environment Temperature: 0 to 50 Protection Level, Shell Material: IP20, Flame Retardant PCStorage Environment Temperature: -10 to 60 Package List1 x Thermostat 1 x Manual 2 x Screw 1 x Cable