application:home and office，facotry，library，shcool .etc.indoor use only.size:Bottom length 5.8 cm and a height of 10.5 cm， the display is 4.2 * 6.2 cm.Weight 65 gFeatures:Display temperature， humidity， 12，24 hour time display，Date display (month， day， week)，Year Show (2003-2052)，Measuring temperature range: minus 50 degrees Celsius to 70 degrees Minus 58 to 158 degrees FahrenheitMeasuring Humidity range: 20% -90%The whole point of prompts & alarm with snooze function.Packge content:1x thermometer hygrometer ( battery no included )