Includes two display consoles that simultaneously reads the data from a single remote sensor so you can view data from two different locations! Stay in touch with weather conditions trends right outside your door with this weather forecast station and wireless remote temperature and humidity sensor from Ambient Weather. New for 2011, the indoor console displays barometric pressure, temperature and humidity levels indoors and outside, and shows daily weather forecasts that help you dress for the weather. The main display receives temperature and humidity data from the included wireless remote sensor. The wireless sensor installs just about anywhere (up to 300 feet away) to report on conditions in the greenhouse, garage, wine cellar or baby"s room. Features: Wireless outdoor and indoor humidity (%RH) Wireless outdoor and indoor temperature (°F or °C) Records min. and max temperature and humidity with Date and Time Barometric pressure history graph (in Hg or hPa) Forecast Icon Based on Changing Barometric Pressure Radio controlled time and date (WWVB & Dcf) Automatically updates for daylight saving time (on / off option) 12 or 24-hour time display Perpetual calendar Time alarm Includes one wireless remote sensor Wall hanging or free standing Low battery indicator Synchronized instant reception (SIR) Specifications: Wireless outdoor humidity range: 20% to 95% RH (+/-5% accuracy) Wireless outdoor temperature range: -40.0°F to + 149°F (+/- 2°F accuracy) Indoor temperature range: +32°F to + 140°F (+/- 2°F accuracy) Transmission range: up to 330 feet (line of sight) Transmission frequency: 433MHz Power Requirements: Receiver: 2 x AA alkaline batteries (not included) Wireless sensor: 2 x AAA alkaline batteries (not included) Dimensions: Receiver: 5.75" x 3.25" x 1"