(1) WWVB/DCF/MSF automatic synchronization function matching; European standard adapter USB model does not have automatic time calibration radio wave function (2) Alarm clock, snooze function < p>(3) Time (12H/24H), date and week display (4) 12-level moon phase display (5 ) 7 kinds of weather forecast (sunny, cloudy, cloudy, light rain, heavy rain, light snow, heavy snow) and weather trend display (6) Display the highest indoor/outdoor temperature/ low of the day and display the highest/lowest indoor/outdoor humidity of the day (7) Temperature and change trend display Indoor: 050 (32122) Outdoor: -2060 (-4140) (8) Humidity and change trend display Indoor/Outdoor: 20% RH95% RH (9) Barometric pressure display (detection within the last 12 hours): 600hPa/mb1100hPa/mb(17.72inHg 32.50inHg450.0mmHg825.0mmHg) (10) Outdoor temperature and freezing point alarm function (11) Backlight DC powered: backlight is level 3 (high light/low light/no light) Battery powered: lights up for 15 seconds (12) Outdoor sensor without Keli wire hangable (RF detection frequency 433.92MHz, detection range 60m/100ft, waterproof) (13) Power supply: host 2 "AA" batteries / DC power supply 4 .5V 150MA; outdoor sensor 2 "AA" batteries Specification introduction (1) packing size: 17.5*8*13.5cm (2) Package weight: 550g (6) Conventional packing list: 1*weather clock, 1*USB adapter or cable, 1*sensor, 1*English manual. lucky meet