"Get a snapshot of your local conditions before you head out with the La Crosse Technology Wireless Temperature Station. It measures the indoor temperature, outdoor temperature, indoor humidity, high and low temperature records, and temperature trends. Choose between Fahrenheit and Celsius. It also displays the time in either 12- or 24-hour format with manual setting. This La Crosse weather station also features a low-battery light and signal-strength indicators. Can be display on a tabletop or hung on a wall for easy viewing. Display runs on 2 AAA batteries (not included), and the sensor runs on 2 AA batteries (not included). Operates between -40°F and 140°F. 330' sensor range. The La Crosse Technology wireless thermometer makes it easy to keep an eye on the temperature. Display: 3.67""H x 2.63""W x 1.35""D. Sensor: 5.12""H x 1.57""W x .79""D.Manufacturer model #: 308-1409WT-CBP.Measures: Indoor temperature Outdoor temperature Indoor humidity High and low temperature records Temperature trendsAlso features: Choose between Fahrenheit and Celsius Displays time in 12- or 24-hour format Low-battery and signal-strength indicators Can be placed on a tabletop or hung on a wall Operates between -40°F and 140°F 330' sensor range"