Professional weather station

433/868/915MHz,with or without RCC,

transmission range-100 meter; 

1) Rainfall data (inches or millimeters): 1 hour, 24-hour, and total

2) Wind chill (°F or °C)  

3) Records min. and max. wind chill  

4) Wind speed (mph, m/s, km/h, knots, Beaufort)

5) Wind direction

6) Weather alarm modes

7) Dew point (°F or °C)

8) Records min. and max. dew point with time and date stamp  

9) Wireless outdoor and indoor humidity (%RH)

10) Records min. and max. humidity

11) Wireless outdoor and indoor temperature (°F or °C)

12) Records min. and max. temperature  

13) Atomic time and date with manual setting

14) 12 or 24-hour time display

15) Perpetual calendar

16) Time zone setting

17) Time alarm

18) LED backlight

19) Wall hanging or free standing

20) Synchronized instant reception

Specifications:

1) Indoor temperature range: -9.9°C to 60°C

2) Outdoor temperature range: -40°C to 65°C

3) Temperature accuracy: +/-1.0°C

4) Humidity range: 10% to 99%RH

5) Humidity accuracy: +/-5 %

6) Rain volume display: 0-9999 mm

7) Rain accuracy: +/-1.5mm

8) Wind speed:0-50.0 m/s

9) Wind speed accuracy; +/-0.5 m/s

Weather alarm modes: 

a) Temperature; b) Humidity; c) Wind chill;

d) Dew point; e) Rainfall; f) Wind speed warning