DIGITAL KITCHEN TIMER ： It is a timer with the functions of 3 groups of countdown tracker, stopwatch and 12 / 24H clock; Synchronization range: 99 hours 59 minutes 59 seconds. COUNTDOWN TIMER ： There are 3 groups of countdown timers which can be worked simultaneously; Independent reminder for everyone when they have arrived. CLOCK AND STOPWATCH ： Display the clock time in real time by selecting 12 hours or 24 hours; Single count tracking when used as a stopwatch. BUZZER REMINDER ： When a timing period arrives, the buzzer will remind 1 minute by loud and clear voice. OTHER FEATURES ： Easy to use; START / STOP to time the pause or the alarm clock; CLEAR button to reset the synchronization value; Replaceable battery (2 x 1.5V Li-ion batteries, included); Detailed user manual. Specification: Time and timing value will return to default when replacing batteries. Timing precision: 1/100 seconds. Product size: 66 × 88 × 13 mm Screen size: 40x44 mm Valid colors: White Battery Type: 2x1.5V Li-ion battery / Replaceable battery (included) Magnetic back design, with adjustable stand. Note: this does not include other things, the color is based on the first picture and other pictures only show effect Due to the differences between different monitors, the picture may not reflect the actual color of the item. Due to manual measurement. Please allow deviation. Thank you!