WiFi Weather Forecaster *Product Type: WiFi Weather Forecaster *Receiver Battery Size: AA *Transmission Range: 200 ft. *Indoor and Outdoor Temperature: Yes *Clock Included: Yes *Batteries Included: No *Maximum Number of Sensors: 3 *Packaging Type: Boxed *Color: Black *Indoor or Outdoor: Indoor and Outdoor *Wireless: Yes *Sensor Battery Size: AA *Number of Batteries Required: 6 Batteries *Displays humidity and barometric pressure* Calendar* Trend lines* Atomic clock* Forecastability* Internet enabled* Transmission range : 200 foot* Maximum temperature : 158 deg. F* Indoor and outdoor temperature and humidity* Alarm clock* Weather forecasting for up to 4 days* Min/max temperature for up to 4 days* Display width: 3.25 inch, height : 3 inch* Sensor depth : 1.25 inch, sensor width : 2 inch, and sensor height : 3.75 inch. *Discovery ACC