Multifunction stopwatch timer with calendar and clock display. Days, months or years can be selected to meet different needs. Portable and easy to carry. Handheld digital stopwatch with a lanyard design, which can be tied to a pocket or backpack. SplitMemories capability. The movement is made of metal materials. It includes 1 piece electronic digital movement stopwatch timer. The interval timer can measure up to 10 hours. Compact and durable. Approximate size 70 x 64 x 14 mm (2.75 x 2.51 x 0.55 inches). Pocketfriendly, easy to store and carry. Sturdy metal construction is lightweight and reliable for daily use. Practical use scenarios: Interval training and sports practice, with precise splits and up to 10hour timing. Running, cycling, or other workouts where a portable timer is handy for laps and rest periods. Classroom, cooking, or study tasks that benefit from quick pocket timing and a builtin clock and calendar.