Item Type: Stopwatch Material: ABS Color: Black Battery Type: Built in 160mAh AG13 Button Cell (Included) Accuracy: 1/100 Second Function: Two Line Display, 10 Turn Memory Stopwatch Maximum Measurement (9 Hours, 59 Minutes, 59.999 Seconds) Countdown Timer Function Clock and Alarm Function 12/24 Hour System Counting Function 1、PROFESSIONAL STOPWATCH: Electronic stopwatch has 2 lines of large display, 10 laps of track memory in 1/100th of a second, and can display segment time, total time and continuous time.  2、MULTIFUNCTION: Timer counter has clock, day of the week, month and day, countdown timer, alarm and counting function, designed for 12/24 hour system.  3、RECORDS SEARCHABLE: Running stopwatch can measure up to 9 hours, 59 minutes and 59.99 seconds, memory time can be called out from front to back or from back to front, and the memory can still be called out after returning to 0.  4、PERFECT DESIGN: Sports timer has a shockproof, anti slip and waterproof design, and is easy to operate. The buttons have a touch micro switch for a comfortable and sensitive feel.  5、WIDE RANGE OF APPLICATIONS: Electronic stopwatch is suitable for sports competitions, swimming, running, training, etc., which is very professional and useful.