La Crosse Technology WS-1510U-IT Professional Weather Center with Rain, Thermo/Hygro and Wind Wireless weather center for temperature, humidity, air pressure, rainfall and wind measurements; with forecast icons and tendency arrow Wall-mounted or free-standing base; LCD with 12/24-hour clock, date, day of week, wind direction compass, and indoor temperature (F/C) Thermo-hygro and rain bucket sensors transmit from 330 feet; wired sensor for wind chill, direction, and speed (mph, km/h, m/s, Beaufort scale) Holds up to 140 weather data sets of all recorded values; requires separate purchase of 5 AA and 2 AAA batteries Receiver measures 4-3/5 inches wide by 1 inch deep by 7 inches high; limited 1-year manufacturer's warranty