Wireless Weather Station with bright backlight and time synchronization wg DCF77 signal. Main features: weather forecast for the next 12-24 hours, temperature, humidity measurement and trend indicator, alarm low temperature outside, barometric pressure, calendar, phases of the moon, level of comfort, displaying time in 12/24-hour format, alarm clock and the ability to set a nap, easy to read measurements, four-stage display backlight. Weather prediction function for the next 12-24 hours Thanks to continuous measurements of temperature, pressure and humidity, the station analyzes and provides weather forecasts in the next 12 hours. The station has many additional, practical functions, such as: alarm temperature, frost and heat warning. It will also work as a calendar, watch and alarm clock. With this device, information about the weather and moon phases is within reach! The set includes: weather station, external sensor (range 60 m), charger, instruction in Polish. The device automatically synchronizes with the sensor and has the ability to connect additional sensors. At the same time, it indicates measurements from the station and from the sensor, which you can easily read on the display. Sensor for indoor and outdoor use Practical functions: Weather forecast External temperature Internal humidity Hour/calendar/day of the week Phases of the Moon Humidity outside Internal temperature Various possibilities of use in interior design Take care of the humidity! The weather station with built-in hygrometer allows you to control and maintain the right microclimate indoors. Both too dry and too humid air can be detrimental to our health. Thanks to the accuracy of these measurements, you can easily avoid adverse health consequences associated with the state of air in your home. In addition, the station indicates the so-called. level of comfort. The corresponding icon will inform you when the comfort level (dependent on humidity) is za low or za high. Specification: Device power type: battery or mains (power supply included) Power supply for weather stations: USB 5V 200mA or 2 x AA 1.5 V External sensor power supply: 2x AA 1,5 V Inside temperature measurement range: from 0 C to 50C Outdoor temperature measurement range: from -20C to 60C Pressure measurement range: 600 hPa/mb 1100 hPa/mb Humidity measurement range: 20% 95% RH Value measurement: external and internal Calendar: yes (until 2099 roku) Format temperature: C and F Format time: 12 or 24-hour Alarm function: yes Snooze function: yes Moon phases: yes Weather forecasting function: yes Transmitter operating frequency: 433.92 MHz Communication range with transmitter: up to 60 meters Displays: LCD Customize the station to your needs! You can set the backlight in our weather station in four modes or turn off the backlight completely. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.