The rounded kitchen timer has an on/off switch. You can turn off the timer when you don't need to use it. This digital kitchen timer can count up and count down in a range from 1 second to 99 minutes and 59 seconds. The accurate stopwatch function can be used as a portable timer in the kitchen for cooking, grilling, baking, for exercise, school work, and teacher activities in the classroom. Large, clear digits, just a glance from across the room and you can easily read the timer display with large, bold numbers is ideal for those who don't have the best eyesight. The digital counter can be attached to belts, pockets, shirts, ties, aprons, etc. Simple and easy to use, ideal for kitchen staff in restaurants, cafes, bars, and so on. The large, clear numerical display makes it easy to read without having to worry about dim light and blurry readings. The timer button is very sensitive, if you want to quickly reset the digital timer, press the M and S buttons simultaneously and the time will be cleared. The digital kitchen timer has a very loud sound, you can hear its buzzing anywhere in the room, without worrying about forgetting the big alarm and delaying cooking. The sound from the small emission hole is clear and loud.