About this item ROTATING DIGITAL TIMER: The digital cooking timer has 3 inch LED screen with a great viewing angle. You can see it clearly even in the dark. The timer easily starts and stops by pressing the rotary button. If you quick turns the knob you can adjust minutes and seconds adjustment with a slow turn. The timing range is 0-99m59s perfect to be as kitchen timers kids timers teacher timers fitness timers spa timers hair salon timers meeting timers making you as an efficient time manager. 2 TIMING MODES & VOLUMN DESIGN: The classroom timer has 2 timing modes counting up from 0 to 99:59 for positive timer or counting down from 99:59 to 0 like a stopwatch. You can set different modes according to the actual situation. The rotating digital timer can be set with a sound reminder or a mute state. After the countdown ends the kitchen timers with loud ring will loud to prompt for 1 minute or flash the screen display in mute state. EASY TO USE & MEMORY FUNCTION: Digital kitchen timer is easy to use without complicated operation. The desk timer can be set by turning clockwise to increase and turning counterclockwise to decrease. The timer can remember your last time you don't need to set the time again unless you need to reset it. Long press the rotary button can clear or reset the last setting time. ENERGY SAVING & 3 PLACEMENT WAYS: The oven timer screen automatically reduces brightness from high light to low light after 5s when working and automatically turns off after 5s when non-working which is power saving. The magnetic timer is designed with reinforced magnets on the back which can be easily and safely attached to any metal surface such as refrigerator oven stovetop. It can also be hung or placed arbitrarily to meet your different needs.