Features:[Weather Station] Able to predict weather for next 8 hours: sunny, cloudy, overcast, light rain(snow), heavy rain(snow). [Outdoor\/Indoor Use] Able to monitor the indoor and outdoor temperature, humidity simultaneously. Know the outside weather just by darting a look at the device.[Practical Function] Time can be set in optional 12\/24-hours; switchable units between Celsius and Fehrenheit; comfort level indicator icons can display you five conditions from comfortable to uncomfortable.[Supports Up to 3 Sensors] This weather station enables 3 wireless sensors to work simutaneously. You can buy another two sensors for monitoring the temperature of different place.[LCD Backlight] backlight can illuminate for 15s if powered by batteries; and with adjustable 4 brightness level, it can keep lighting if powered by adapter.[Easy Charging] Main station has one USB port for charging electronic devices when power adapter plugged in.[Two Sites to Place it] It can be placed in two-ways, which is available to be hung on the wall or placed on the table. Note:*Battery not included.*The ice alert symbol appears and alarm sounds when the outdoor temperature at 302109(-12103)~ 372109(22103).*Only one sensor is included.*Weather forecast: The weather station uses the built-in air pressure sensor to predict the weather conditions for the next 8 hours. The current screen does not display real-time weather. We recommend that you use local professional weather forecasts as accurate information.Specifications:Color: Silver Wood Black (Optional)Material: ABSPlug Type: EU PlugIndoor Temperature Measurement Ranges: 14 2109(-102103) ~ 122 2109(502103)Outdoor Temperature Measurement Ranges: -40 2109(-402103)~ 122 2109(502103)Indoor 0026 Outdoor Humidity Measurement Ranges: 20%RH ~ 95%RHBarometric Pressure Measurement Ranges: 600 hPa\/mbFF5E1100 hPa\/mb 0026 17.72 inHgFF5E32.48 inHgBarometric Pressure Units: mb\/hPa or inHg(optional)Temperature Units: 2103 2109 (optional)Battery: 2 * AA (battery not included)Item Size: 20.5*3*13cm 8.07*1.18*5.11inPackage Size: 21.6*6.5*14.5cm 8.5*2.55*5.7inItem Weight: 500g 17.63ozPackage Weight: 550g 19.40ozPacking List:1 * Weather Station1 * EU Plug Adapter1 * Sensor 1 * User Manual