Tuya USB Smart Temperature Humidity Sensor WiFi APP Remote Monitor for Smart Home Smart Life, Works With Alexa, Google Assistant Product parameters: APP name: Tuya Smart or Smart Life Work with Amazon Alexa/Google Assistance Input: DC5V/1A Wi-Fi Standard: IEEE 802.11 b/g/n, 2.4GHz Support all Tuya smart product Linkage control Temperature Measure Range: 0 ~ 60 Temperature Accuracy: 1 Humidity Measure Range: 0% RH~99% RH Selectable temperature format C / F Temperature/Humidity high/low/release status will synchronization to app Display time/temperature/humidity/WIFI Size: 85*85*18mm Product package included: 1XSensor 1XUSB Cable 1XUser Manual Product Image: Product Features: 1. Wifi+Bluetooth Dual Mode Connect to the network faster. The connection network speed is 2 times faster than only Wifi. (Bluetooth is only used for network signal connection, Bluetooth cannot be used alone. WIFI+Bluetooth is more stable) 2. High temperature/humidity and low temperature/humitity alarm Once the temperature/humidity exceeds the set value, the phone will prompt an alarm. 3. Real-timemonitoringandrecording. ThesensorusesUSBpowersupply.Comparedwiththebatteryversion,thesensorwillmonitorthetemperatureandhumidityinrealtime.Thesensorwillreportwhenthetemperatureandhumiditychangesverylittle.YoucanviewthechangesinthevalueontheAPPordisplayscreen. RecordthetemperatureandhumiditychangesontheAPP,andusethegraphicstoshowyou. 4. Temperature/Humiditycalibration Youcansetthetemperature/humidityvaluethatyouwant.Firstchoose0or0%andconfirminappfirst,thenchooseothernumberandconfirm.(Defaultis0) 5. LargeLEDscreendisplay ThesensorusesLEDasthedisplayoftemperatureandhumidity,andthedisplayoftimeisaddedonthescreen.Timeisautomaticallycalibrated. 6. BlackLightSupported Backlightcanbeturnedon/offbyapporcanbedonetimingtrunedon/offbyapp. 7. Intelligent Linkage The temperature and humidity sensor can be linked with other smart devices in the home to improve the indoor heating and cooling, and make your home more comfortable. When the ambient environment change, you can do intelligent linkage. For example, the air conditioner will be on automatically when the room temperature surpass 35. And the humidifier will spray when the humidity is lower than 20% RH. (Note that the Linkage function needs to be used with a universal infrared remote control or WIFI switch). 8. Temperature Unit Selection in APP The sensor is designed with a temperature conversion function between Celsius and Fahrenheit. You can select the unit to be displayed according to your needs. You can choose or as the temperature unit through app. 9. Third-party voice support This sensor supports Amazon Alexa and Google Home Assistant. You can hear the current temperature and humidity by voice. 10. Share devices You can share your added devices with your family members, so they can also monitor the ambient environment.