Weather station with 12 functions Weather forecast, thermometer, hygrometer, wireless transmission, minimum and maximum temperature and humidity, up to 3 channels, backlight, time, date, alarm clock, moon phrase, history of the temperature Temperature and humidityWith outdoor sensor indoor temperature range: 0~50.0 (14~122). Outdoor temperature range: -20~65(-4~149). Indoor & Outdoor Humidity: 20%~95% Large LCD Color Display Large screen for easy and clear readings. The digital hygrometer and thermometer are highly sensitive for fast and reliable measurement that timely informs you about temperature, humidity and weather. Humanized DesignIdeal for monitoring of humidity and temperature indoors and outdoors, available for table stand, wall mount and magnetic mount. Use the buttons below the screen to easily switch between / and set the time. Compact and portable The digital monitor is small and light enough to save space and carry outdoors . You can use our weather station in the living room, bathroom, office, greenhouse, camping, storage cellar, etc. > Manufacturer's description Features Weather forecast with 5 different modes 12 / 24 hour and calendar Indoor and outdoor temperature display ( F or C) / humidity Alarm clock, calendar, alarm and moon phase display Temperature / humidity record; MAX and MIN powered by USB or powered by batteries (batteries not included) Features Inner temperature: -10 ~+50 Outdoor temperature range: -30 - 60 C Humidity range; indoor and outdoor: 20 to 99% LL or HH will display out of range Press C/F button to toggle between temp format. or . Channels: the weather station is arranged to communicate with 3 external sensors, the one of them is delivered with the unit and the others are optional.