Features:[Stylish Smartwatch] 1.4-inch square screen combines with the round 2.5D curved surface, and 9.2mm ultra thin watch body, making stunning visual experience and elegant looking.[Health Monitor] Equipped with advanced optical sensor, accurately monitor your heart rate, blood pressure, blood oxygen(SpO2) in real time, additionally your sleep status at night.[Activity Tracker] Supports tracking the mainstream sports like walking, running, cycling, basketball, etc. with real-time heart rate and calories consumption showed on your wrist.[IP67 Waterproof] Able to withstand splashes, sweats and rains. All right to wear it for exercises and daily using.[More Features] 28 language packs for the supported App, Notifications reminder, stopwatch, remote shutter, and music control for more convenient use. Note:Not for swimming, hot shower, sauna, etc. Please wipe dry the unit after getting wet.Parameters:Screen Size: 1.4 inchesScreen Type: TFTResolution: 240RGB240Flash Memory: RAM 64KB, ROM 32MBApp: Da FitBT: BT4.2Battery Capacity: 170 mAhCharging Time: about 2.5 hrsPlay Time: 5~7 daysStandby Time: 25 daysCompatibility: Compatible with Android 5.1 or later, iOS 8.0 or later.Functions: Activity Tracker (pedometer, mileage, calories), Workout Mode, Notifications, Heart Rate Monitor, Blood Pressure Monitor, Sleep Monitor, SpO2 Monitor, Stopwatch, Remote Shutter, Music Control, Multilanguage.App Language(28 in total): Danish, Ukrainian, Russian, Bulgarian, Bokmal, Norwegian, Hindi, Indonesian, German, Italian, Czech, Japanese, Pushto, French, Polish, Thai, Swedish, Simplified Chinese, Traditional Chinese, Finnish, English, Dutch, Portuguese, Spanish, Vietnamese, Arabic, KoreanUI Language: English, Chinese, Japanese, Korean, German, French, Spanish, Arabic, Russian, Traditional, Ukrainian, Italian, Portuguese, Indonesian, ThaiSpecifications:Material: Plastic, Aluminum Alloy, Silicone, Stainless SteelColor: Black / Pink / Cyan / Gold / Gunmetal (optional)Water-resistant Level: IP67Watch Case Thickness: 9.2mm Wristband Length : 255mm, adjustable in 155~235mmItem Size: 36.6439.2mm / 1.441.690.36inItem Weight: 46g / 1.62ozPacking List:1 Watch1 Charging Cradle1 User Manual