1. Time/date display
2. 8 languages selection (English, German, French, Italian, Spanish, Dutch, Danish, Russian)
3. Dual alarm and snooze function (can set its alarm time, alarm period and snooze time, snooze times)
4. Indoor temperature detection range: 0-50 degrees celsius (32-122 degrees fahrenheit)
5. Indoor humidity detection range: 20-95 percent
6. Indoor temperature and humidity detection cycle: 60S
7. Outdoor temperature detection range: -40-70 degrees celsius (-40-158 degrees fahrenheit)
8. Outdoor humidity detection range: 20-95 percent
9. Barometric pressure detection range: 600-1100hPa; 17.72-32.48inHg; 450-825.1mmHg
10. Wind speed detection range: 0-180km/h; 0-111mph
11. Wind direction detection range: 0-359 degrees
12. Rainfall detection range: 0-9999mm; 0-393.7in
13. Temperature and humidity upper and lower limits, wind speed upper limit, rainfall upper limit and other warning functions
14. Body temperature, wind chill index, heat index, dew point temperature display. (converted from temperature and humidity, air pressure, wind speed, etc. detected in the machine)
15. ASK receive remote transmitter signal (100 meters signal transmission)
16. 3 levels of backlight (usb power supply can be adjusted when the brightness, battery power can only light up the screen 15 seconds)
17. Host power: USB cable power supply DC 5V1.2A
18. Battery: host: 2 x AA batteries (shipping does not include); outdoor unit: 3 x AA batteries (shipping does not include)

Packing list:
a. Main unit x 1
b. USB power cable x 1
c. Outdoor unit x 1
d. Instruction manual x 1