Specification :

1. set temperature range: 6 centigrade, 12 centigrade, 16 centigrade, 20 centigrade, 24 centigrade, 28 centigrade
2. set temperature at night: in order to enlight the experience of conform and energy saving, use the set temperature when at night or nobody at home
3. ventilation
if there is a need for long time ventilation, push the device to * to save the energy
4. protection: when you will leave home for long time, push the device to * to keep the temperature to 6 centigrade
5. sanitation
keep the device clean in order to make the accurance