Professional Weather Center, Weather station

Features: 1) USB port for easy connectio to your PC 2) All the weather data from the base station and weather history data with user adjustable measuring intervals can be recorded and uploaded to your PC 3) Free PC software for transfer weather data to PC 4) Rainfall data (inches or millimeters): 1-hour, 24-hour,one week,one month and total since last reset. 5) Wind chill and Dew point temperature display (°F or °C) 6)Records min. and max. wind chill and Dew point with time and date stamp 7) Wind speed (mph, m/s, km/h, knots, Beaufort) 8) Wind direction display with LCD compass 9) Weather forecast tendency arrow 10) Weather alarm modes for: a) Temperature b) Humidity c) Wind chill d) Dew point e) Rainfall f) Wind speed g) Air pressure h) Storm warning 11) Forecast icons based on changing barometric pressure 12) Barometric pressure (inHg or hPa) with 0.1hPa resolution 13) Wireless outdoor and indoor humidity (% RH) 14) Records min. and max. humidity with time and date stamp 15) Wireless outdoor and indoor temperature (°F or °C) 16) Records min. and max. temperature with time and date stamp 17) Time and date manual setting 18) 12 or 24-hour time display 19) Perpetual calendar 20) Time zone setting 21) Time alarm 22) High light LED backlight 23) Wall hanging or free standing 24) Synchronized instant reception 25) Low power consumption (over 2 years battery life for transmitter) Set includes: 1) Receiver 2) Four outdoor sensors: thermo-hydro transmitter, wind speed sensor, wind direction 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: 10% to 99% (1% resolution) 4) Rain volume display: 0 - 9999mm (show OFL if outside range) Resolution : 0.3mm (if rain volume < 1000mm) 1mm (if rain volume > 1000mm) 5) Wind speed: 0 100mph (show OFL if outside range) 6) Measuring range air pressure: 300-1100hPa(8.85inHg - 32.5inHg) Resolution : 0.01inHg 7) Alarm duration : 120 sec 8) Transmission range up to 100m (330 feet) 9) Power consumption: a) Receiver: 3 x AA alkaline batteries (not included) b) Sensor WH7: 2 x AA alkaline batteries (not included) 10) Transmission frequency: 433MHz