Feature:1. Large color screen , which displays more informations you need: UV index,Air pressure,Wind speed,Sensible temperature, Temperature, Humidity and weather forecast(sunny, cloudy, rain, snow,thunderstorm, partly cloudy).2. Indoor outdoor thermometer wcontain 1 main built-in wifi temperature sensor humidity sensor and one remote transmission, support extra sensor up to 3((packag include 3 unit), data scrolling display.3. Easy to operate via APP to switch the temp unit F/C,Wind speed unit mph/ km/h,Air pressure unit hpa/mbar and Time unit 12/24 Hour formats.4. Functionality will be implemented by just touching the top of the thermometer to switch among 3 Brightness levels. Widely UsedSuits various scenario like bedroom, attic, garage, pet case, cellar, refrige etc. UV/Pressure/Wind speed/Temperature/Humidity alarm can be setted, warning you according to the limits you set.5. The weather station clock can be hung on the wall, or put on desk, easy to install. The sensor can be hung up with string, or be attached on the metal surface.Specification:This smart weather station with clock collects weather data via internet to display weather information,time,date,temperature and humidity based on its location. Every main machine connects up to three auxiliary machines(package include 3 unit). Place the auxiliary machine indoor or outdoor, the collected data will be transmitted and displayed to the main machine indoor.You can also configure and control it via your phone, and check the weather data, indoor/outdoor temperature history data from the APP or the main machine indoor.Specifications:Material: ABSUSB Input: 5V/2AUSB Output: 5V/1AAPP: for Smart Life / for Tuya WifiStandby Current: About 6uA for auxiliary machineStandby Time: 6 months for auxiliary machineCommunication Way: Wifi(2.4G)+BLE moduleCommunication Frequency for Auxiliary Machine: 433MHzCommunication Distance for Auxiliary Machine: 80M (empty outdoor environment)Temperature Display Unit: /Humidity Display Unit: RH%Temperature Range and Accuracy: -20~60, 0.5Humidity Range and Accuracy: 0%~99%, 2%RHOperating Temperature: -20~60Auxiliary Machine Power Supply: 3V 1000mA, CR2477 button cell (Not Included)Main Machine Size: 160 * 23.5mm / 6.30 * 0.93inAuxiliary Machine: 45 * 15mm / 1.77 * 0.59inItem Weight: 355g / 12.52ozPackage Weight:600g / 21.15ozPackage Size: 19.5 * 18.5 * 6.3cm / 7.68 * 7.28 * 2.48in.Package List:1 * Weather Station Main Machine3 * Sensor 1 * USB Cable1 * Manual