La Crosse Technology wireless weather station will provide you accurate, backyard weather monitoring from the convenience inside your home. Easy to install instructions and includes mounting bracket and hardware. Battery operated wind sensor & temperature/humidity sensor transmits from a 330 ft range (open air) to your indoor console so you know what the weather's doing without having to turn on a radio or TV. With so many features, this home weather center will definitely be a conversation piece. Self sets time and date with automatically resetting for daylight savings, adjustable temperature view (F/C), backlight settings and wind speed readings (mph/kmh), hi/lo alerts for temperature, humidity, and wind speed. Required alkaline batteries (not included) to operate outdoor sensors and backup for display, with included 5.0V AC adapter.