WiFi Professional Weather Station with Wireless 7-in-1 Sensor and TH Sensor “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 TRUE BLACK Colorful LCD Display with Diagonal 8.4″ (21.4 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, Partly Cloudy, Cloudy, Rainy, Stormy, Snowy) Indoor Temperature and Humidity Reading with Comfort and Trend Indicator Outdoor Temperature and Humidity Reading with Trend Indicator Barometric Pressure in Relative or Absolute Readings (hPa, inHg, mmHg) Indoor Temperature Range: -5C to +50C Outdoor Temperature Range: – 40C to +60C Indoor Humidity Range: 1% to 90% RH Outdoor Humidity Range: 1% to 99% RH Weather Index for Outdoor “Feels Like”, Wind Chill, Heat Index and Dew Point Readings UV Index (0 16) with UV Level Indicator (Light, Moderate, High, Very High, Extreme) Sunburn Time (Minutes) and Light Intensity Reading (Klux, Kfc, W/m2) Max/Min Memory Records with Time-Date Stamps Hourly Record of Past 24 Hours Function High/Low Alert Setting for Indoor/Outdoor Temperature and Humidity Function Alert Setting for Weather Index, Pressure Drop, High Wind Speed, and High Daily Rainfall Flashing Indicator for High/Low Alert Display of Time, Calendar, Weekday, Moon Phase and Sunrise/Sunset Time Set up Function of Moon Phase Display for Northern/Southern Hemisphere Ice Pre-alarm Function and Comfort Level Indication Gust or Average Wind Speed (mph, m/s, km/h, knots) Beaufort Level and Wind Speed Level Real Time and Dominant Wind Direction Rainfall Measurement: Hourly, Daily, Weekly, Monthly and Total Rainfall Display (mm/inch) Automatic Time and Date Setting via WiFi (Manual Setting Possible) Date and Weekday (Weekday in 7 languages : EN, DE, FR, ES, IT, 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 7-in-1 Sensor: Wind Speed, Wind Direction, Rainfall, Temperature, Humidity, UV and Light Intensity (Included) TH Sensor – SWS TH9898-9770-12500: Temperature, Humidity (1 Sensor Included) Support Up to 7 Wireless Sensors (SWS TH9898-9770-12500) Long-Range Transmission Between Main Unit and 7-in-1 / TH Sensors up to 150 m (in Open Area) Weather Data Calibration (Via Setup User Interface) Support Firmware Update Wireless 7-in-1 Sensor Main Unit Frequency: 868 MHz Wireless TH 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 7-in-1 Sensor: 3 x AA Size 1.5 V (Batteries Not Included – Lithium Batteries Recommended) Battery Power of TH Sensor: 2 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) 240 x 140 x 21 mm Dimensions of Wireless 7-in-1 Sensor: (w/h/d) 343.5 x 393.5 x 136 mm Dimensions of Wireless TH Sensor: (w/h/d) 61 x 113 x 39.5 mm Weight of Main Unit: 464 g (with Battery, without Adapter) Weight of Wireless 7-in-1 Sensor: 673 g (with Batteries) Weight of Wireless TH Sensor: 144 g (with Batteries)