Digital Thermo Hygrometer spec:

1.Date/time, day of  week/second display. switchable between 12 hours and 24hours format.

2. Alarm clock.

3. Operating voltage: 1.5v AA

4. Switchable temperature between c and F

5. Humidity and comfortability display.

6. Recording of highest/lowest temperature and humidity.

7. Measurement of temperature range: -20c~50c

8. Measurement of humidity range:10%RH ~ 95%RH

9. Telimperature display resolution: 0.1c

10. Temperature accuracy: +_1c

11.Temperature and Humidity measurement sampling period:20 seconds.