Weather station with wireless outdoor sensor to measure temperature, humidity, barometric pressure, and has functions of digital clock, calendar, alarm and snooze, its LCD screen also display moon phase, comfort level, the trend in temperature, humidity, and barometric. Features: Thermometer & Hygrometer & Barometer: it displays indoor & outdoor humidity & temperature(C/F unit switchable), barometric pressure(in inHg or mb/ hPa switchable), and it also display the trend of temperature, humidity and barometric. Wide Measurement Range: 15F (-9.9C) to 122F (50C) indoor temperature measurement range, -4F (-20C) to 140F (60C) outdoor temperature measurement range, 20%RH to 95%RH indoor & outdoor measurable range, 17.72 inHg (600 hPa/mb) to 32.50 inHg(1100 hPa/mb) barometric pressure measurement range. Time Display: it displays hour, minute and second in optional 12/24 hour format. Date and weekday display with a calendar up to year 2099. Power Supply: both the weather station and the remote sensor are powered by 2*1.5V AA batteries(NOT included), easy battery operated, low consumption. LCD Display: both the weather station and the remote sensor with LCD display. the weather station has a large LCD with backlight function to display data clearly. Wall-mounted or Free-standing: it has a foldable stand and a hanging hole on rear, you can place it on the countertop or install it on the wall. Other Functions: low battery indicator, daily alarm function, DCF radio control time function(this function for Germany only), automatic snooze function(OFF or 5~60min), moon phase display, comfort display, minimum/maximum display for air humidity and temperature. Specifications: Material: ABS Indoor Temperature Measurement Range: -9.9~50C / 15~122F Outdoor Temperature Measurement Range: -20~60C / -4~140F Indoor & Outdoor Humidity Measurement Range: 20%~95%RH Barometric Pressure Measurement Range: 17.72~32.50inHg / 600~1100hPa/mb Remote Sensor RF Transmission Frequency: 433.92MHz Remote Sensor Transmission Range: 200ft in an open area Weather Station Power Supply: 2 * LR6 1.5V AA battery (NOT included) Wireless Sensor Power Supply: 2 * LR6 1.5V AA battery (NOT included) Weather Station Clock Size: 106 * 28 * 185mm / 4.17 * 1.10 * 7.28in Wireless Sensor Size: 96 * 34 * 50mm / 3.78 * 1.34 * 1.97in Item Weight: 350g / 12.35oz Package Weight: 400g / 14.11oz Package Size: 19.5 * 11.6 * 6.5cm / 7.68 * 4.57 * 2.55in Package List: 1 * Weather Station Clock 1 * Wireless Outdoor Sensor 1 * Manual (English, German)