Feature: 1. View Information: Temperature humidity sensor can use mobile APP to view real time temperature and humidity information anytime, anywhere. 2. Voice Control: WiFi thermometer hygrometer has voice control function, which can be controlled by voice at any time. 3. Automatic 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. 4. Measurement 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. 5. Save Space: Smart WiFi temperature humidity sensor is compact and small, so it can save space when placed on the desktop. Specification: Item Type: WiFi Thermometer Hygrometer Material: ABS Product Size:Approx. 85 x 85 x 18mm / 3.3 x 3.3 x 0.7in Input Voltage: DC 5V1A WiFi Standard: IEEE 802.11 b/g/n Measuring Range: -10℃-60℃ Temperature Accuracy: ±1℃ Humidity: ±5%RH Measuring Range: 0%RH-99%RH Weight: Approx. 78g / 2.8oz Package List: 1 x WiFi Thermometer Hygrometer 1 x USB Cable 1 x User Manual