... shell .More than 50 meters waterproof perform 1.Current Time Mode •Hour, minute, second, am, pm, month ... Hourly chimeSounds for 30 seconds at preset time of real time clock 3.Chrongraph Resolution•1/100 secondMeasuring Range• ... 3, 5, 10, 15 and 45 minutes) Time Sounds•Sounds for 30 seconds when count to zero ... range:-706m to 9164m(-2316ft to 30066ft) •Travel Time:Maximum 99 minutes,59.99 seconds. •Ski Lap ...