Rotary Timer & Easy Operation: The large digital timer allows you to quickly and easily adjust the time by turning the outer ring. With a single press of a button, you can start and stop the countdown (time range 0-99 minutes). Designed for kitchens, classrooms, fitness centers, meetings and more. Whether you are a parent or a child, this rotating timer is easy to operate and use. Use with Multiple Scenes: What does this rotating timer bring to us? For example, as a cooking timer in the kitchen, say goodbye to undercooked or overcooked steaks, even if you are a pro! As a children's timer, to increase children's time awareness and remind them to balance play and learning. Can also be used as a timer for teachers, students, classrooms, fitness timer, barking timer, meeting timer, game timer, egg timer, gym timer and barbecue timer. Continuous Light & Large Numbers: Three brightness levels: "CONSTANT BRIGHTNESS MODE", "DIM MODE" and "LIGHT OFF" respectively, to meet different needs. Set a mode according to the ambient light, so you can save your eyes and enjoy the large numbers of LED. What a smart visual timer! Loud Alarm & Magnetic: Three alarm levels, from silent to 90dB. The loud alarm ensures the sound can be heard in another room, a smart time reminder, so you no longer worry about boiling over or forgetting something you should have done but didn't. Strong magnets on the back can be firmly attached to the refrigerator, oven, blackboard and other iron walls, for easy one-handed operation. Energy Saving: Powered by 3 AAA batteries (included). If the timer isn't running and there's no operation, the screen brightness will dim and the light will turn off within a few seconds. Don't worry, the device doesn't consume any energy in sleep mode.