Starry Flashing Rhythm of Time. The high-definition mirror re facts light and shadow with a silver rotating shell conveying pace rhythm and other elements, Cool and stylish, agile and restrained.Silent Timing, Electronic timing design, silent running, In study and more focused in work.Timely Grasp, Remaining time, Large mirror for high-definition digital display can clearly see the numbers standing or sitting.100-minute Meeting, Accurate to Second，00:00-99:55 adjustable range, support counting up and down, simpler timing.Magnetic Foot, Fixing Easily，Easy to stick to metal surfaces such as blackboard and refrigerator, etc. not afraid of falling.Specification:Material: ABSColor: BlackVoltage: 45V(3* AAA batteries) (Package Without battery)Working temperature: 0°C-50°CTime of endurance: 3 monthsTiming range: 0-99 minutes, 0-55 secondsVolume gears: mute 0db /small volume gear 60-70db/Large volume gear 80-90dbSize: 78*78*27.5mmPackage Included:1*Kitchen timerIf you have any questions about the product, please contact me, we will contact you within 24 hours and give you a satisfactory answer.