Weather Station Forecast Temperature Humidity LCD Digital Alarm Desk Projection Projector Clock Projection time function; Color display with backlight Weather indicator: Sunny, cloudy or rainy; 12 hour temperature trend Humidity display: 20%RH ~ 99%RH; Temperature Display in Celsius / Fahrenheit: 0 ~ 50XC / 32 ~ 122XF Alarm/snooze function Size: 5.3 x 2 x 3.5" / 13.5 x 5.2 x 9cm; Power supply: 3 x AAA battery (not included)