Thermometer and Hygrometer: This 2 in 1 Indoor LCD Digital Thermometer and Hygrometer, Compact and Exquisite Design, Easy to Carry and Install,You Can Hanging on The Wall or Standing on The Desk. With Large LCD Screen Display: This Indoor&Outdoor Thermometer and Hygrometer can Switchable Temperature Display That You Can See The Data Clearly. Multiple Function: The Thermometer and Hygrometer Can Be Used To Check The Maximum or Minimum IndoorTemperature and Humidity at The Same Time. Memory or Erase The Last Minimum and Maximum Temperature or Humidity. Measure Range and Accuracy:Temperature Measurement Accuracy: 1 Celsius degree (2 Fahrenheit); Humidity: 10% to 99%; Humidity Measurement Accuracy: 5%. Built in 1.5m Sensor Wire:This Multi-Functional Digital Thermometer Not Only Measures Internal Temperature, It Also Has An External Sensor Which Can Be Placed Outside for Outdoor Temperatures. Note:Cable with Probe only for the Measurement of the Outdoor Temperature(Not for Outdoor Humidity).