Heating/Cooling Function - The thermostat can be switched between cooling and heating functions at any time as the seasons change, providinga comfortable temperature at alltimes.Weekly Programmable - 7 day programmable weekly schedule, 6 times period/day can be setting on app.Precise Temperature control More comfortable, Temperature Calibration - Display range difference,adjustable temperaturecallbration(-9.9 to 9.9).Anti-frost function - If the Water Gas Boiler is not turned on for a long time the thermostat will automatically turn on for a short time.Children Lock - Locking function designed to prevent children from operating by mistake.Due to different batches, there may be differences in product appearance, color, and printed text, which will not affect the use.Colour:WhiteMaterial:PlasticPackage Contents:1 * WiFi Gas Boiler Thermostat1 * RF433 Water Gas Boiler ActuatorOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.