Perfect Used in Multiple Scenes This is a new generation of electronic rotating timer for kids and whole family. whether for cooking baking, conference, exercise, fitness, work, study, lunch break, beauty, game and so on, the smart timer can help youto timing accurately, effective management of your precious time, help children to balance the game and learning. One Key to ControlCompared with traditional digital timers, digital magnetic timer applies precise electronic timing device, no need to press repeatedly mechanically but can adjust fastly and timing high effectively. Rotate to get your desiredtime from 00:00 to 99:55 (5s is an +/- unit), and press start button to timing. As a stopwatch the time span is the same. The knob of our time timer for kids and elders is smaller than the outer ring and easier to operate. Large LED Display & Energy Savinglarge timer adapts 3-inch LED mirror display, digits are clear at a glance. On Steady Mode when timing, the digits is always shown for you to check the remaining time. If you choose ECO Mode, the screen will turndark after 5s but still be seen in a near distance. Without operation for some time when not timing, both modes will automatically switch to energy saving, the screen will be off to save energy and extend battery life. 3 Volume Levels Alarm to Adapt Different Environment You can choose different volume reminders: loud (85-100dB) volume is proper for important remind, so you won't miss the loud alert even if you are in another room. Medium volume(65-80dB) can be setduring reading to protect your hearing with no disturbing on your mind; Mute (0db) for study room or library, the visual timer for classroom display will blink to remind you when time arrival and won't bother anyone else. Compact Design & Quality GuaranteeThe back of the kitchen timers for cooking are set with strong magnetic adsorption and anti-slip pad, so that timers for cooking can firmly stick to metal surface, effectively avoid falling off; The smart timerhas a collapsible stand on the back for easy placement and viewing.The timer clock is very compact and portable.