Usage Tips:Function Introduction: Large LCD screen can display time, C/F temperature, humidity, 12/24 hour format, alarm and countdown timer. Temperature range is /32F - 122F. The hygrometer range is 15%-95%, Update current temperature and humidity in time. Large LCD Digital Screen: design large screen, provide better visual effect and larger angle range, can read time clear and easily. Countdown Timer Function: The total countdown timer is 99 minutes. Built-in three touch control key, easily set timer. When reach setting time, clear and loud alarm to remind you or nearby people. Suitable for shower time, SPA time, rest time, cooking time. , 1054 Perfect after-sales service: If you have any quality issues or do not like it after receiving it, please contact us and we provide free return and exchange services