Thermometer with humidity display Smart functions The device's large and clear LCD display shows the temperature in degrees Celsius. In addition, the device displays the lowest and highest values recorded during the day. The built-in, highly accurate digital temperature and humidity sensor can quickly and accurately detect changes in temperature and humidity and warn you to adjust the temperature and humidity in time to improve indoor comfort. This temperature and humidity sensor can be used with daily smart home devices to detect temperature and humidity changes more accurately, making your life more comfortable. Simply open the app specifically designed for this device and add a thermo-hygrometer to view temperature and humidity changes on your mobile phone. Please note, manual in Polish. For English, see: Manual Specification: Material: ABS Colour: white Temperature measurement range: -15C - +65C Operating current: <100 mA Humidity measurement range: -9%RH - 99%RH Power supply: 3 x AA batteries (not included) Dimensions: 70 mm / 70 mm / 25 mm Specific applications: SmartLife, TUYA, Alexa, Google.