Digital thermometer/hygrometer with graph TT-580-WH 1 piece

24-hour temperature and humidity changes can be seen in a graph Displays daily temperature and humidity changes in a graph Can store temperature and humidity changes for the past 7 days The graph automatically adjusts to make it easier to see the temperature and humidity changes throughout the day. You can check at a glance whether the changes are small or large. Comfort range can be set Measurement range: Temperature -9.9 to 50.0°C, Humidity 20 to 95% Unit: Temperature 0.1℃/Humidity 1% Display contents: Graph (temperature and humidity), clock, calendar, comfort zone Product size: Width 107 x Height 110 x Depth 26 mm Weight: 176g (including batteries) Power supply: DC3V, 2 AAA alkaline batteries Battery life: Approximately 1 year Main material: ABS, PMMA Main accessories: 2 AAA alkaline batteries