ORIA Digital Hygrometer Thermometer, Indoor Thermometer Humidity Monitor, Temperature Humidity Gauge Meter, with LCD Screen, MIN/MAX Records, / Switch, for Home, Office, Room Designed For Indoor Use : This unit features is an easy-to-read display with numerical readouts as well as rate of change indicators and Comfort level icon. Providing you with accurate data of temperature and humidity. Temperature : Measuring temperature at a range of 32.0F - 122.0F(0.0-50.0C). Resolution: 0.1C; clearly display with arrow trend, which will change direction to show the temperature trend. Humidity : Giving you real time humidity display with arrow trend at a range of: 1% - 95%RH; Resolution: 1%RH. 120 Visible HD LCD Screen : Clear and obvious display of temperature (Press F / C button to switchF/C) and humidity values. The visual angle of screen is 120 degrees, enables you to see the reading from a wider angle. MIN/MAX display : Temperature and humidity will update timely, meanwhile the data will automatically be cleared each 24 hour after power on. Or you can press and hold CLEAR button for 2 seconds to clear the memory of MIN/MAX data. Clearly show the data of temperature and humidity on a larger and high-definition LCD screen. The data will automatically be cleared each 24 hour after power on.  Or you can press and hold CLEAR button for 2 seconds to clear the  memory of MIN/MAX data. Designed with mute button, provide you with a more comfortable and quiet environment. Dimensions 7.6cm*4cm*10.6cm/ 3in*1.6in*4.2in Weight 81g Cover Material ABS Plastic This is a home thermometer/ humidistat. This is NOT A MEDICAL DEVICE or a LAB INSTRUMENT. Never immerse the product in water. This will damage the product. Do not mix new and old batteries or batteries of different types. 1 x Indoor Digital Weather Station 1 x User Manual