Fangrui Product Details 1. Tuya Wifi Smart Temperature And Humidity Sensor Lux Light Detector Indoor Hygrometer Thermometer Lcd Screen Works With Alexa 2. Description: 3. Wifi 4in1 Temperature And Humidity Sensor 4. Temperature, Humidity, Light Intensity Detection 5. Time And Calendar Display 6. Set Alarm Clock 7. Push Notification To Mobile Phone 8. Wireless Standard: Ieee 802.11b/g/n 9. Wi-fi Distance: 40m 10. Standby Current: 15ua 11. Working Current: 85ma 12. Wireless Frequency: 2.4ghz 13. Bluetooth Version: Bluetooth 5.0 14. Display Screen: Hd Lcd Reflective Screen 15. Light Intensity Range: 0 ~ 9999lux 16. Temperature Detection Range: 0 ~ 50°c (32°f ~ 122°f) 17. Humidity Detection Range: 0 ~ Rh (non-condensing) 18. Storage Temp: -10°c ~ 60°c(14°f ~ 140°f) 19. Storage Humidity: 0 ~ Rh( Non Condensation) 20. Size: 84mm X 55mm X 32mm 21. Specifications: 22. Temperature And Humidity Sensor4in1time & Date Displayalarm Clocktemp.detectionhumiditydetectionlightdetection 23. Smartphone Remote C Ontrolhome Is In The Hands,whenever And Wherever 24. Temperature And Humidity Detectior Temperature Detect Range: -10°c ~ 60°chumidity Detect Range: ~ C/f Unit Conversion 25. Clear Large-screen & Battery Display Real-time Temperature And Humidity Detect,according To The Temperature Changes To Obtain The External Environment 26. Cross-protocol Scene Linkage Support Smart Life App With Custom Scene Settings,canbelinked With Some Wifh Devices 27. Smart Control Ez-pairing Easy3 Steps And Paired Withyourphonelinked With Some Wifh Devices 28. Package Included: 29. 1*smart Temperature