BFOUR Indoor Hygrometer Thermometer 2020 Upgraded Humidity Gauge Digital Room Thermometer Temperature and Humidity Monitor High-Precision Digital Sensor(HD No Ghosting Large Screen) (Black)

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About BFOUR Indoor Hygrometer Thermometer 2020 Upgraded

BFOUR indoor thermometer meets your high quality requirements High Reliability & Accuracy: Accuracy: ±0.3°C / 3% RH Temperature Range: -9.9°C-70°C（14.18-158℉） Humidity Range:10-99%RH Refresh Rate: Data measurements are updated every 3 seconds to give you lastest changes of the environment! Humidity Gauge Characteristic: 1, using Swiss Sensirion SHT series digital sensors, higher accuracy and accuracy. 2, FSTN HD high-contrast screen, easier to read. 3, 16: 9 narrow border design, more beautiful and reasonable design. 4. This is a high quality thermometer with patented font and appearance This high quality hygrometer has a patent for font and appearance. Specifications: Temperature and Humidity Monitor Size: 4.6 x 2.3 x 0.7 in Weight: 0.2 lb Sensor: SHT series Screen display: current temperature / current humidity / trend / temperature status / humidity status Battery: 2xCR2450 (included)sustainable use for one year. Switchable mode: ° C / ° F Tips: 1. Turn on: First use, please open the back cover of the thermometer hygrometer and tear off the protective strip at the bottom of the battery，then it will start working. 2.There are two ways to display the highest and lowest temperatures: In the Standard Long-Term Recording mode, note the highest and lowest temperature and humidity readings since power-on; Hold down ° C / ° F to toggle "ALL" to "24H". This can be adjusted to record the highest and lowest temperature and humidity readings within 24 hours