Features1View Information: Temperature humidity sensor can use mobile APP to view real time temperature and humidity information anytime, anywhere. 2Voice Control: WiFi thermometer hygrometer has voice control function, which can be controlled by voice at any time. 3Automatic Sensing: WiFi temperature humidity sensor can automatically sense the humidity of the surrounding environment according to the humidity set by the mobile phone to start the humidifier. 4Measurement Accuracy Range: The temperature measurement range of Temperature Humidity Sensor is ?10?60, the temperature accuracy is 1, the humidity accuracy is 5%RH, and the humidity measurement range is 0%RH?99%RH. 5Save Space: Smart WiFi temperature humidity sensor is compact and small, so it can save space when placed on the desktop.SpecificationItem Type: WiFi Thermometer HygrometerMaterial: ABSProduct Size:Approx. 85 x 85 x 18mm / 3.3 x 3.3 x 0.7inInput Voltage: DC 5V1AWiFi Standard: IEEE 802.11 b/g/nMeasuring Range: -10-60Temperature Accuracy: 1Humidity: 5%RHMeasuring Range: 0%RH-99%RHWeight: Approx. 78g / 2.8ozPackage List1 x WiFi Thermometer Hygrometer 1 x USB Cable 1 x User Manual