KEEP SILENT:new style stopwatch with silent function, Absolute silence, No "BEEP" Anymore, easy to change the e between silent and normal. HIGH QUALITY METAL MATERIAL:Stopwatch made of stainless steel, durable, Feels good in your hand and easy to operate. With Large Display Screen, can read the number clearly. 100 SPLIT RECALLABLE MEMORY:100 tracks record storage, The accuracy measurement time is 1/100 sec.Fastest(FS), slowest (SL) and average segment (AV) or segmented time. Pefectly for Sports, Coach, Referee, Match, Game. MULTIPLE UESES:Countdown Timer, The maximum countdown long up to 9:59:59, useful for rest in exercise; Metronome funcion, Grasp all the rhythms in the sports, useful for Fitness gymnastics. How to "Keep Silent" press the right button(e button) to display "hours and date"; press "START/STOP" 3 seconds, it will display the "Mute" Sign, stopwatch will enter silent e; If want to cancel the silent e, press "START/STOP" 3 seconds again, it will cancel the silent e. Features: 1/100-Second Accuracy 100 Memory Feature Countdown Function Alarm Clock and Date Metronome Function Large Three Row Display Basic Water Resistant This Stopwatch just can be Water Resistant with dripping, splashing, sweat, etc. But it cannot expose to the rain and completely into water, such as swimming, diving. Color: sier material: metal Package Contents:1 x StopwatchOnly the above package content, other products are not included. 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.