High temperature and temperature alarm: Once set temperature is exceeded, the phone prompt an alarm voice control:Works with Smart Support inquiring the indoor temperature and humidity via voice commands through speaker. Temperature Unit Switch:You can switch temperature unit between Celsius and Fahrenheit in the set, then press the reset button once, temperature unit switch. Intelligent linkage:The WiFi temperature and humidity sensor can be linked with smart devices in to improve the indoor heating and cooling, and make your home more comfortable. installation methods: can be placed directly the table or glued to the wall. Without a data cable, it's more convenient and beautiful, Weight: 0.330693393 Pounds, Manufacturer: Frewurwer