Features:
Average wind speed or gust wind speed display
Perpetual calendar (2001-2099)
12 or 24 hours time display
Time and date display with LCD
Time alarm
Sunrise, sunset and moon phase
Receive and displays the radio controlled time and date (WWVB, DCF versions are available)
On/off or DST personalization (optional)
Rainfall date 1 hour, 24 hours, one week, one month
Outdoor temperature and humidity
Indoor temperature and humidity
Records minimum and maximum temperature
Records minimum and maximum humidity
°C or °F transform
Temperature and humidity alarm
Forecast icons based on changing barometric pressure for 12 hours
Barometric pressure
Weather forecast
Highlight LED backlight
Wall hanging or free standing

Specifications:
Indoor temperature range: 0 to 60°C (°C/°F)
Outdoor temperature range: -40 to 60°C (°C/°F)
Temperature accuracy: &177;1°C
Outdoor and indoor humidity range: 20 to 99% RH (&177;5%)
Rainfall display range: 0 to 9,999mm

Power consumption:
Base station: 3 x AA1.5V Lr6 alkaline batteries
Data generator: 2 x AA1.5V Lr6 alkaline batteries

Dimensions:
Base station: 230 x 160 x 32mm (WR-0900)
Data generator (wind): 510 x 180 x 375mm