Display: LED Display watch glass Size： Approx 2.8*3.1 cm Watch case Size: Approx4*3.8 cm Watch thick：Approx1.1cm Watch Width: Approx2.3 cm Strap thickness: Approx 0.3cm Weight: Approx75g Material For Selective: Scrub / smooth Components Included: 1x LED Wrist Watch Product advantages: Instead of telling the time by the standard dials or digits, this watch displays the time in speedometer read that make it different. Watch now is no more only a time machine, it is also fashion and lifestyle, and a different watch would upgrade you in a unique stage. Band Material: Plastic Strap Case Material: Stainless steel Surface Material: Glass surface Clasp: Stainless steel Features: Time/Week/Date Adjustable LED brightness Timing function, can setting in default time interval automatic LED lighting on ON/OFF setting automatic LED lighting function Battery Brand:3V battery For the crowd: Men Specification: Fit Wrist: Approx17 - 22 cm