Step up your home weather station game! This AcuRite weather monitoring system uses data collected by a wireless weather station in your backyard to give you the current outdoor temperature, humidity, barometric pressure (using a built-in barometer), and wind chill, dew point, or heat index. Enhance your bedroom, kitchen, or at-home weather center with a display that also provides indoor temperature and humidity and self-setting time, thanks to the atomic clock feature of this weather clock with indoor outdoor temperature and atomic clock. Patented self-calibrating technology from the inside outside thermometer offers a weather forecast 12 hours from your hyperlocal current weather conditions, so you can plan the evening walk with the dog or what to wear in your commute to work the following day. The weather stattion display is powered by a 5V power adapter (included) and takes 3 AAA alkaline batteries (for backup; optional; not included). The outdoor sensor requires 2 AA batteries (not included). This indoor outdoor weather station (estacion meteorologica) with outdoor digital thermometer comes with a one-year limited warranty.