Hmm, we're not sure about this one. Check back again in a couple days, and track this price in the mean time.
Important Note: The barometer only operates to 4,000 feet altitude. Do not order if you live above 4,000 feet. The Clock: Color changing backlit display Projection (time, indoor and outdoor temperature) Indoor and wireless temperature sensor Choose to display temperature reading in Farenheit or Celsius Relative and Absolute barometric pressure in inHg, mabr and hPa Barograph Historical trend data Records Minimums and Maximums Time & date Alarm with Snooze LED Backlight The Wireless Sensor: 150' wireless range line of sight, 100' under most conditions 433 MHz Product Dimensions: 6.25" L x 1.5"D x 4.5"H Includes: WS-8400 Projection Clock TX-8300 Wireless Sensor AC Adapter User Manual Five AA batteries not included Specifications: Indoor Temperature: Range: 32 to 113 °F Accuracy: ± 2 °F Resolution: 0.1 Outdoor Temperature: Range: -4 to 140 °F alkaline batteries, -22 to 140 °F Lithium batteries Accuracy: ± 2 °F Resolution: 0.1 Barometer: Range: 850 to 1050mb (25.10 inHg to 30.01 inHg) Altitude Range: -1,000 to 4,000' (-300 to 1220 meters) Accuracy: ± 8mb (850 to 969mb) @ 25 °C ± 5mb (970 to 1030mb) @ 25 °C ± 8mb (1031 to 1050mb) @ 25 °C Resolution: 1hPa / 0.01inHg / 0.1mmHg