Name : Mibro X1 Body Dimension : θ47mm, Thickness 11.4 mm(without heart rate boss) Band Dimension : Width=22mm, Unfolded length 263mm Weight : 52g(including strap) Material : Metal+PC/ABS+silicone Diaplay : 1.3 inch Amoled HD screen Battery Capacity : 350mAh(4.5 hours to be fully charged) Standby : Daily mode 14-day, Basic mode 60-day Charge : Magnetic Charging cable Bluetooth Version : V5.0 Sensor : PPG Heart Rate, Blood oxygen, Acc sensor Water&Dust Proof : 5ATM Operation Temperature : -20℃-45℃ Watch Languages : Simplified Chinese,English,France,Spanish,Portuguese,Russian,Japanese,Korean,Thai,Arabic,Indonesian,Vietnamese,Turkish,German,Italian,polish,(Persian) APP Languages: Simplified Chinese,English,France,Spanish,Portuguese,Russian,Japanese,Korean,Thai,Arabic,Indonesian,Vietnamese,Turkish,German,Italian,polish,(Persian) Reminder Messages : SMS, QQ, WeChat, Email, Skype, WhatsApp, etc. Message Language : Synchronized language with watch firmware Other Features : Alarm clock, Weather, Music control, Calculators, Timer, Stopwatch, Sedentary reminder, phone search Version upgrade : OTA Package Included: 1 * Mibro X1 Smart Watch 1 * Charging Cable 1 * User Manual