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