Strap material: high quality strapWaterproof: 50 meters swimming , every vacuum test water.rain, take a shower, or wash hands. But please do NOT press any buttonsStrap width: 29mmmulti-functional sports watch,50m deep digital watchSuitable for the crowd: couple1 x Sport WatchCase material: high quality alloy caseMovement: high quality electronic movement Weight: 62.5gmulti-function: display time,stopwatch,back light,Display the date,Display week,Timing alarm clock,Product selling point：OutdoorColor: , black, pink, whiteDial thickness: 14.7mmSports time, grasp the movement time anytime, anywhereDial diameter: 51mmBuckle material: stainless steel buckleFashion style, the multi-function design, workmanship,A not to be missed watch,Worth to get it and the best choice for giftsFunction: luminous, alarm, WR50M swimming , hourly hour, running seconds, day of the week display, 12/24 hour system.Mirror material: thickened and hard acrylic resin mirrorWatch length: 265mmBottom cover material: stainless steel bottom coverunder the water. Also avoid the use in extreme hot or cold temperatureMaterial selection: plastic strap, high quality plastic mirror, stainless steel bottom cover, stainless steel buckle 50M deep waterproof: Feel free to wear the watch when you get wet in the