Dear buyer, we are the official store of SACOSDING , our IW8 ULTRA is original, original, original, each of our watches has original packaging box and sealed. Please rest assured to buy, we are profes more→sional, please choose our official store. Thank you and have a nice day. ➤【Major function】 HD Bluetooth calls (contacts, call records, dial keypad, call settings, emergency calls), heart rate, blood pressure, blood oxygen, breathing, sleep monitoring, body temperature monitoring, movement trajectory, customized pictures, APP background download pictures, message push, rest screen pointer, cover and extinguish the screen, find a mobile phone, calendar, restart, remote photography, Alipay,
