Dimensions:
Receiver: 8.75" x 4" x 1.5"
Sensor: 5.05 " x 1.5" x .83"

• Weather forecasting function with 3 weather icons and weather tendency indicator
• Wireless outdoor temperature (°F or °C)
• Monitors indoor temperature (°F or °C)
• Monitors indoor humidity (%RH)
• Records MIN/MAX temperature with time and date of recording
• Records MIN/MAX humidity
• Barometric tendency arrow
• Barometric pressure with 12 hour history graph (in inHg or hPa)
• Indoor comfort level icon
• Atomic time and date with manual setting
• Automatically updates for Daylight Saving Time (on/off option)
• 12/24 hour time display
• Perpetual calendar
• Time zone setting
• Wall hanging or free standing
• Detachable stand included
• Swiss precision sensor

Specifications:

• Indoor humidity range: 1% to 99%
• Outdoor temperature range: -39.8°F to +139.8°F
• Indoor temperature range: 14.2 °F to 139.8°F
• Temperature accuracy : +/- 1.5°F
• Transmission range : Up to 330 Feet
• Transmission frequency : 915 MHz
• Swiss precision sensor
  
• Power Requirements:
  Receiver: 2 "AA" Alkaline batteries
  Wireless sensor: 2 "AA" Alkaline batteries