•Watch Bluetooth connection to mobile phone, support watch to make calls, answer/reject/communication record/phonebook •Intelligent sensor chip, more accurate blood pressure and oxygen detection and automatically save the data to upload APP •Multiple exercise pattern recognition detection. Detects heart rate, distance, calories burned, etc for most sports •Records deep sleep/light sleep/rapid eye movement, helps to improve sleep quality Specifications: model CY900 Compatible with the system IOS/Android function Chip: JL 7012(single-coredual-mode,single-connectedwith IOS/Android),the latestcurved large screen, five UI menu styles, AI voice assistant, breathing training, dial push, stopwatch, brightness adjustment, multi sport mode, sleep, heart rate, blood pressure, blood oxygen, wallet, business card, information, remote music, remote photography, weather, finding mobile phone (connected to mobile phone), Bluetooth call, Bluetooth music playing, password protection, Calculator, split screen display, shortcut widget, weather, motion trajectory, etc App Supported languages Chinese, English, German, Russian, Spanish, Portuguese, French, Japanese, Italian, Polish, Korean, Arabic, Farsi, Thai, Vietnamese, Traditional Chinese, Danish, Greek, Latin, Romanian. Turkish, Hebrew, Czech Device side support languages English, Chinese, Traditional Chinese, Danish, Greek, Latin, Romanian, Turkish, Hebrew, Czech, Polish, Spanish, German, Russian, Portuguese, French, Japanese, Italian, Vietnamese, Korean, Arabic, Farsi, Thai, app CO FIT chip Chip:Jerry 7012 The Android system Support Android 4.4 or later IOS Apple IOS10.0 or later Heart rate sensor VC30F(With in vivo detection) bluetooth Bluetooth 5.0 Waterproof level IP67 Product process Zinc alloy + vacuum plating The screen size 2.1-inch curved screen Screen resolution 240*296 Screen type IPS Full view color screen The screen material glass Total length of wrist strap 260 mm Wrist strap material Silicone strap The battery type The lithium battery The battery model 452027polymer The battery voltage 3.7V Battery capacity 230mAh Battery life Normal connection use 7-10 days, standby 15-20 days. (Connection usage depends on personal usage) Charging way Magnetic charging Charging time About 2 hours Package included: •1 x Smart Watch •1 x Charging Cable •1 x English and Chinese User Manual