Feature:Answer/make phone calls;Heart rate monitoring, blood pressure/oxygen monitoring, sleep monitoring;Pedometer/calorie consumption/exercise time/WeChat exercise;Call reminder and display, message push and display;Remote control camera, automatic heart rate test, multi-sports mode, sedentary reminder, alarm clock setting.Specification:Model: I11.Size: 210*43*13mm/8.27*1.69*0.51".Style: Black Steel Band .Bluetooth: BLE 4.0.Bluetooth-compatible for calls: BLE 3.0.Waterproof level: IP67.Main control chip: HS6620D.Acceleration sensor: SC7A20.Heart rate module: SC7R30, 128KB+1M, red light + green light module, support dynamic heart rate / blood pressure / blood oxygen detection.Display type: 1.3-inch round color display.Touch screen: full touch.Resolution: 240*240 pixels.Battery capacity: 280mAh polymer lithium battery.Charging time: about 60 minutes.Working time: 5-7 days.Standby time: about 30 days.Material: zinc alloy shell/plastic + environmental protection TPU strap.Working temperature: -20C ~ +50C.Vibration motor: support.Heart rate chip: support.Motor: built-in, vibration reminder.App language: Simplified Chinese, English, Traditional Chinese, Japanese, Korean, French, German, Russian, Polish, Spanish, Portuguese, Dutch, ArabicUI languages: Chinese, English, French, Spanish, Portuguese, Russian, Polish.Information push language: Chinese, English, French, Spanish, Portuguese, Russian, Polish.Supported mobile OS: for Android 4.4 and 4.4 later, for iOS 8.4 and 8.4 later.Standby interface: default 5 kinds of dials, you can customize the dial on app.