Special Features : Independent accurate oxygen, temperature, ECG, respiration rate, blood pressure, heart rate, blood oxygen, AI medical diagnosis, remote relatives and friends care               Main Feature : Electrocardiogram function, AI medical diagnosis, temperature monitoring, oxyhemoglobin monitoring, respiratory rate.     Exercise function: step count/calorie/distance,     Multiple motion mode.     Heart rate monitoring, blood pressure monitoring and other health functions     Remote relatives and friends care function     Environmentally friendly TPU/ leather strap, no feeling to wear     Wearable Hardware+Smart APP+ Big Data Cloud Services     Wear it with you and use the APP to manipulate, display, and record data.     Long endurance standby. Multi-dial switching     Other Functions : Step、Calories、Distance、sleep monitor 、sport、Call reminder 、Alarm Reminder 、Raise you hand the watch lightr、Social share（wechat、QQ、Facebook、Twitter,shake hand to take phonto          Bracelet languages: Chinese, English, Traditional, Japanese, French, German, Italy, Spain, Russia, Portugal, Malay, Korean, Poland     APP languages: Chinese, traditional, English, Japanese, german, Russian, Italian, French, Spanish, Portuguese, Thai, Czech, Greek, polish, Vietnamese, Turkish, Romanian, Hungarian, Danish, Finnish, Arabic, Ukrainian, Hebrew, Farsi, Irish, Slovak, Norwegian, Korean, croatian, Swedish               Compatible System : Android 4.4 and above，iOS 8.2 and above     Endurance Time : Use 7-15 days, standby 30-40 days     Material : Enclosure: metal alloy+stainless steel     Bottom shell: PC+ABS+ medical 316 steel sheet     Strap: environmental protection TPU/ leather strap/ Metal watchband     Packing : Smartwatch, Charging cable, Instruction, Packing box     Bracelet size : 255*36* 10.8mm (length width height)