Gain Express WWVB RCC Wireless Weather Station LED Backlight,8 Moonphase Temperature Outdoors-Indoors Monitoring Clocks + 2 Remote Sensor 110V Only Colorful Display Indoor/Outdoor Temperature Display : Indoor : 0~50C , Outdoor: -40~70C WWVB RCC (US Version) can set the 4 US time zone Pacific, Mountain, Central & Eastern 5 State Weather Forecast: Sunny, semi-sunny, cloudy, rainy, storm It has Display Outdoor and Indoor Temperature with Multiple Function such as Alarm Function with Min /Max Display, Led back light Display,Time:Hour, Minute, Second Selectable Temperature Unit C/F , Selectable Hour Format 12/24 Hour ,* Main unit : 110V Power adapter / 2 x AAA Batteries Remote sensor : 2 x AA Batteries