S4 Color Smart Sport Band Sports Bracelet features with multiple practical funtion, like Heart rate detection, multi-sports mode, QQ wechat text message reminder and step counting, distance measuring, calorie consumption, sleep management, display time, event reminder.With IP68 waterproof, this smart watch fit different dress style and suitable for a lot of occasions, also uses GPS module for positioning.FeaturesSlim and comfortable: high-end skin friendly TPU watch strap.Vibration alarm for incoming call: help you not miss any importance message.IP67 waterproof: effective water resistance for shower, sweating and swimming.Powerful compatibility: compatible with almost all brands smart phone, simply use it without system compatibility troubles.Health tracker: Monitoring your heart rate and sleep time, recording your health data to matain your healthier body.Specifications:Colors: Black, Blue, Rose Gold (Optional)Screensize: 0.96inch IPS TFT color screenBattery Capacity: 90mAhMaterial: PC+TPUBT Version: 4.0Support System: Android /iOSSupport App language: Chinese, Traditional Chinese, English, MultilingualDial diameter: Approx.5cm/2inDial thickness: Approx.1.6cm/0.6inStrap width: Approx.2.4cm/0.9inStrap length: Approx.28cm/11inItem weight: Approx70g/2.5ozPackage size: Approx. 10.5*8.5*6.4 cm/4*3*2.5inPackage weight: Approx. 176g/6.2ozNote:1. Read user manual carefully first2. Item color may show slight aberration due to different shooting light and monitor display.3. Product size, product weight, and related specifications are theoretical values only. Actual measurements between individual products may vary.4. The battery using time is different due to the different using situation.Package list:1 * Smart Band1 * watch Charger1 * User Manual