Celestron Compact Barometric Weather Station

Temperature - displays indoor and outdoor in either F or C
Humidity - displays indoor with built-in hygrometer
Weather Forecast - indication of current weather and atmospheric pressure shown with built-in barometer
Clock - digital quartz for accurate time
Calendar - displays month, day, day of week
Alert - minimum and maximum for indoor and outdoor temperature
Moon Phase
Tide - current information displayed
Alarm Clock - with snooze
2AA Batteries Required for Receiver (user supplied)
2AA Batteries Required for Sensor (user supplied)
Receiver Weight: 8 oz (227g)
Receiver Size: 3.8" x 2.5" x 6.7" (97mm x 64mm x 170mm)