SWS 9898 WiFi WiFi Professional Weather Station

"Weather Underground" and "Weathercloud" Global Public Weather Platforms Support
Publish Local Weather Station Data on Public Weather Platforms
Smart Devices Support, Online Access to Data and History
Colorful LCD Display with Diagonal 5.4" (13.8 cm)
LCD Display Contrast Level Adjustment to Fit for Difference Viewing Angle
12 ~ 24 Hour Forecast Based on Changing Air Pressure and Temperature
Weather Forecast Icon (Sunny, Slightly Cloudy, Cloudy, Rainy, Stormy, Snowy)
Indoor Temperature and Humidity Reading with Comfort Indicator
Outdoor Temperature and Humidity Reading
Barometric Pressure in Relative or Absolute Readings (hPa, inHg, mmHg)
Indoor Temperature Range: -5°C to +50°C
Outdoor Temperature Range: - 40°C to +60°C
Indoor Humidity Range: 20% to 90% RH
Outdoor Humidity Range: 1% to 99% RH
Weather Index for Outdoor "Feels Like", Wind Chill, Dew Point and Heat Index
Max/Min Memory Records with Time-Date Stamps
Record of Past 24 Hours 
Weather Alert High/Low Setting (Indoor/Outdoor Temperature and Humidity, Pressure Drop, Wind Speed, and Rainfall)
Flashing Indicator for High/Low Alert 
Display of Time, Calendar, Weekday and Moon Phase
Ice Alert and Comfort Level
Gust or Average Wind Speed (mph, m/s, km/h, knots)
Real Time and Prevailing Wind Direction
Rainfall Measurement in Rain Rate: Daily, Weekly, Monthly (mm/inch)
Automatic Time and Date Setting via WiFi (Manual Setting Possible) 
Date and Weekday (Weekday in 7 languages : EN, IT, ES, DE, FR, NL, RU)
Temperature Display in °C/°F Selectable
3-Level Display Brightness: Hi/Lo/Auto-Dimming
Solar Panel for Auto-Adjust Backlight Brightness
Desktop or Wall Mountable
5-in-1 Sensor Included: Wind Speed, Wind Direction, Rainfall, Temperature, Humidity
Long-Range Transmission Between Main Unit and Sensor up to 150 m (in Open Area)
Support Up to 7 Wireless Extra Sensors (SWS TH9898-9770-12500)
(sensors are not included, older versions of weather stations may require a firmware update)
Weather Data Calibration (Via Setup User Interface)
 Support Firmware Update
Wireless 5-in-1 Sensor – Main Unit Frequency: 868 MHz
Power Adaptor of Main Unit: DC 5 V / 1000 mA (Included), Consumption: 5 W
Battery Back-Up of Main Unit: 1 x CR-2032 3 V (Included)
Battery Power of Sensor: 3 x AA size 1.5 V (Batteries Not Included - Lithium Batteries Recommended)
WiFi Standard: 802.11 b/g/n, WiFi Operating Frequency: 2.4 GHz
Dimensions of Main Unit: (w/h/d) 118 x 192.5 x 21 mm
Dimensions of Wireless 5-in-1 Sensor: (w/h/d) 343.5 x 393.5 x 136 mm
Weight of Main Unit: 265 g (with Battery, without Adapter)
Weight of Wireless 5-in-1 Sensor: 754 g (with Batteries)