Professional Weather Center,weather station

Features: 1) Rainfall data (inches or millimeters): 1-hour, 24-hour, and total 2) Wind chill (°F or °C) 3) Records min. and max. wind chill with time and date stamp 4) Wind speed (mph, m/s, km/h, knots, Beaufort) 5) Weather forecast tendency arrow 6) 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 7) Forecast icons based on changing barometric pressure 8) Barometric pressure (inHg or hPa) with 0.1hPa resolution 9) Dew point (°F or °C) 10) Records min. and max. dew point with time and date stamp 11) Wireless outdoor and indoor humidity (% RH) 12) Records min. and max. humidity with time and date stamp 13) Wireless outdoor and indoor temperature (°F or °C) 14) Records min. and max. temperature with time and date stamp 15) Receive and displays the radio controlled time and date (WWVB, DCF version available) 16) 12 or 24-hour time display 17) Perpetual calendar 18) Time zone setting 19) Time alarm 20) High light LED backlight 21) Wall hanging or free standing 22) Synchronized instant reception 23) Low power consumption (over 2 years 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 100m (330 feet) 5) Wind speed range : 0 -180km/h 6) Transmission frequency: 868MHz or 915MHz Power consumption: a) Receiver: 3 x AA alkaline batteries (not included) b) Sensor WH1: 2 x AA alkaline batteries (not included)