ITEM NAME:Portable Stopwatch Interval Timer - Make Any Workout Easier to Plan and Exe V2B7 Portable Stopwatch Interval Timer - Make Any Workout Easier to Plan and Exe V2B7 Clock: Displays Hr / Min / Sec (AM / PM) Count Up Timer: 99 hours, 59 minutes and 59 seconds Requires: 2 x 1.5V L1154 button batteries (included) Large LCD with clear and readable information on the screen Dimensions: 8.82 x 6.62 x 1.32 cm Specification: Count down timer: 3 series. 99 hours, 59 minutes and 59 seconds. Beep for 1 minute once you arrive at the scheduled time. Colour:White Material: ABS Note: Please use our product in the short distance, less than 1 meter or not the beep sounds. Package includes 1 x Multifunctional stopwatch 1 x User Manual Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm..1 x Multifunctional stopwatch. 99 hours, 59 minutes and 59 seconds. Clock: Displays Hr / Min / Sec (AM / PM). Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing.