[Digital Timer with Digital Clock Function] The kitchen timer can be used as a digital clock with a 24-hour display. It is also a countdown timer and a stopwatch, the maximum timer value is 99 hours 59 minutes 59 seconds [Quick Setting] The kitchen timer has shortcut keys [1H] \/ [5M] \/ [1M]\/[1S], you could set the desired value in a shorter time. After entering the interface, press and hold these buttons to quickly increase the value [Custom Mode CUSTOM] After setting the preset value, press and hold CUSTOM key for 2 seconds, the storage timer will remember the value you set. When you press the CUSTOM button again, the kitchen timer will automatically go to its previous preset value [3 Adjustable Volume Levels] The timer has 3 volume levels (loud, soft and quiet). Simply slide the button to the right of the timer to adjust the volume as needed. Quiet function suitable for use in libraries, study rooms, classrooms and bedrooms Size: 80*89*23MM Package Content: 1 timer.2 batteries required, not included