Feature:Chronograph digital stopwatches timer show hour, minute, second , day, month, and day of the week.1/100 second Chronograph up to 23 hours, 59 minutes, 59 secondsCan select 12 or 24 hour user with Chronograph StopwatchesPush of A: For alarm timePush of B: ModePush of C: For month date. day of weekSize: approx. 8.45*6.65*2.55CMLength of the rope: approx. 54.5cmColor: BlueOne button battery includedMaterial:ABSPackage Content:1 x Multi-Function Digital Sports Timer