(Upgraded) Indoor Thermometer with Calibration, Humidity Gauge with Jumbo LCD Screen and Backlight, Accurate Humidity Monitor for House, Office, Greenhouse, Home

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About (Upgraded) Indoor Thermometer With

Backlight Calibrable Thermometer Hygrometer Specification: 1. Measuring range for temperature: -10'C ~ 50C(14~122F) 2. Measuring accuracy for temperature:t1C (t2F) 3. Resolution for temperature: 0.1C (O.1F) 4. Measuring range for humidity: 20% ~ 95% 5. Measuring accuracy for humidity: t5%(Range of 30% to 90%) 6. Resolution for humidity: 1% 7. Battery: AAA Batteries, 2 PCS 8. Backlight: With orange backlight 9. Measuring period: 10 seconds 10. Temperature range available for manual calibration: -0.5 C~ 0.5 C 11. Humidity range available for manual calibration: -5% ~ 5% 12. Mounting option: tabletop application or hang it on the wall with a secure hook Instructions for Use: 1. Press C/F once to switch between Celsius and Fahrenheit. Long press the button to enter manual calibration mode. 2. Long press CLR for 2 seconds to clear maximum and minimum measurement records. 3. Press and hold C/F button for 2 seconds to enter temperature calibration mode. After that you will need to use "+" or "-" button to adjust the temperature to desiredvalues. The adjustment ranges go from +/- 0.5℃. Each press will increase or decrease the value by 0.1C. After temperature calibration completed, press C/Fbutton one more time to confirm it and proceed to humidity calibration mode. 4. In humidity calibration mode, the screen will firstly flash and display 0% (default). You will need to press "+" or button to adjust the humidity to desired values; theadjustment ranges go from +/- 5%. Each press will increase or decrease the valueby 1 %. Calibration value ranges from -5% to +5% each time. After humiditycalibration completed, press C/*F button one more time to confirm it and exitcalibration mode. The calibration mode will automatically end after one minute ofno operation.