High quality Japan movement and rubber band</br>Independent dual display: digital and analog</br>Back light function,12H/24H time format</br>Alarm clock function, Stop watch function</br>5-15 age Children can be appropriate</br></br>Product Description</br></br>Features: Case Material: Stainless Steel Band Material: High Quality Silicone/Rubber Strap Waterproof: 3 ATM (30m) water resistance Clasp: Buckle Fit Wrist: 16.5-23.5cm Belt Width: 2.1cm Watch Face Size: 4.2*4.3cm Note: Water resistant (You can swim and take a shower with wearing it, but please don't press any keys when underwater, or it will stop its normal functioning) Package Content: 1 X LED Digital Waterproof Sports Watch</br><br/>http://www.amazon.com/gp/product/B019BDP4HK