Need to know how to dress for the day? Get all the info you need with this La Crosse Technology Wireless Temperature Station. Get a quick read on the Indoor and Outdoor temperature in degreesF or degreesC on its easy-to-read color LCD. Trend indicator arrows show you the temperature change within a 3-hour period. If the arrow is up, the temperature has increased. Arrow down means the temperature dropped. The weather station uses batteries, or plug it in using the included 5-volt AC power adapter. The outdoor sensor is powered by (2) AA batteries (not included). Color LCD with adjustable backlight brightness in HI/LOW/OFF settings Indoor/Outdoor temperature in degreesF or degreesC MIN/MAX temperature records provides a daily 24-hour HI/LO reading Temperature trend indicator reflects temp changes over the past 3 hours; up arrow (temp increase), down arrow (temp decrease), right arrow (no change) Choose from 12- or 24-hour time display Custom-date display lets you select between full weekday, or calendar (Month, Date, Year) display Choose from 3 language options (English, Spanish, and French) Signal strength indicator searches for the outdoor sensor Low-battery indicator for both weather station and TX141-BV2 Wireless Outdoor Temperature Sensor Manufacturer's 1-year limited time warranty on manufacturing defects in materials & workmanship Order today!