Features 1.ECG+PPG 2.100+Sport Mode 3.7 dials by itself, APP can customise dials 4.Health detection (blood pressure/blood oxygen, sleep monitoring) 5.Bluetooth call Product Parameters: Main Functions: Bluetooth call, ECG+PPG,Exercise Record (Pedometer, Distance, Calorie Calculation), Exercise Mode, Message Push, Information Storage, Heart Rate Monitor, Sleep Monitor, Blood Pressure MeasureAdultt, Oxygen Saturation MeasureAdultt, Stopwatch, Camera Control, Music Control. APP:HiWatch Plus Compatible system: Android 4.4 (inclusive) or above, IOS 8.0 (inclusive) or above Screen size: 1.28 inches Pixel: 240RGB*280 Touch type: full screen touch BT 5.1 low energy Bluetooth chip Gravity sensor: support Battery type: polymer lithium-ion battery Capacity: 180mAh Charging method: Magnetic cable Languages: English Simplified Chinese, Dutch, Russian, French, GerAdult, Portuguese, Spanish, Turkish, Polish, Malaysian, Czech, Slovak, Arabic, Thai, Italian Remarks 1. After receiving the watch, please use 5V 1A charging adapter to charge the watch for more than 2 hours. 2. 2. Please scan the QR code in the Adultual to download the APP before use. Packing List Smartwatch*1 Charging cable*1 Adultual*1