Smart Application Control and Data Storage Outdoor: Connect via Bluetooth, follow the temperature and moisture in real time in 'Tuya Smart' or 'Smart Life' application. Smart temperature sensor ° F/° C reads, viewing past records and supports temperature moisture graphics functions. You can get the latest temperature and humidity records through curved graph. To transfer data to your e-mail, press 'Export data' in the application. (Not WiFi version) With AGE PASSE: Use a Bluetooth Age Pass (not included), you can adjust the alarm range to get a warning when the value is exceeded; When the temperature reaches 26 ° C, you can set smart routines such as opening the air conditioner automatically; And after connecting Alexa and Google, you can learn the existing temperature moisture in the sound. Raising display: This room humidity meter is always designed with a 3.5 -inch LCD rear lighting display that makes it easier to use your moisture meter to read temperature and humidity data. Maximum/minimum temperature humidity records and comfort indicators allow you to know the indoor temperature and moisture and comfort level at a glance. High accuracy and ℃/℉ can be changed: the Swiss -made smart hygrometer sensor is correct up to ± 1 ° C, and moisture is ± 5RH. You can change the temperature unit between ℃ and ℉ by pressing the reset button once or through mobile application. Low power consumption and two assembly options: This thermometer hygrimeter works with 3PS LRO3 alkaline batteries (including) with a long -term waiting feature that saves superpower. Put on the table or mount it on the wall, decorate your room in a simple style. We guarantee 24 months for home temperature monitor.