Features:
1) Wireless outdoor and indoor temperature (°F or °C)
2) Wireless outdoor and indoor humidity (% RH)
3) Barometric pressure (inHg or hPa) with 0.1hPa resolution
4) Rainfall data (inches or millimeters): 1-hour, 24-hour, and total
5) Wind speed (mph, m/s, km/h, knots, Beaufort)
6) Wind chill (for °C) 
7) Dew point (°F or °C)
8) Weather forecast display by weather icons (sunny, cloudy, rainy) based on changing barometric pressure
9) Weather forecast tendency arrow
10) Storm warning alarm
11) Display of extensive weather data, in all cases with programmable alarm functions for certain weather conditions as well as records of all minimum and maximum values along with time and date of their recordings
12) Time and date with manual setting
13) 12 or 24-hour time display
14) Perpetual calendar
15) Time zone setting
16) High light LED backlight
17) Wall hanging or free standing
18) Synchronized instant reception
19) Low power consumption (over 2 year battery life for transmitter)
Set includes:
1) Receiver
2) Three outdoor sensors: thermo-hydro transmitter, wind sensor, and rain sensor

Specifications:
1) Outdoor temperature range: -40.0°C to + 65.0°C
    (-40°F to +149°F)
2) Indoor temperature range: 0°C to + 50.0°C (32°F to +122°F)
3) Humidity range: 1% to 99% (1% resolution)
4) Transmission range up to 330 feet (100m)
5) Power consumption:
    a) Receiver: 3 x AA alkaline batteries (not included)
    b) Sensor WH1: 2 x AA alkaline batteries (not included)
6) Transmission frequency: 433MHz