1.47" bluetooth smart watch blood pressure / ecg measurement bt call heart rate tracker ip67 waterproof

smart watch is not just a device used to show the time, it also integrates many other functions such as health monitoring (heart rate, sleep, step count, etc.), notification reminders, navigation, weather forecast, music control, etc., making it a practical tool in life. by connecting with a smartphone, the smartwatch can vibrate when the user receives text messages, phone calls, social media notifications, etc., without frequently taking out the phone, convenient and fast some smartwatches support nfc technology, allowing users to make convenient mobile payments through the watch without carrying a wallet or credit card.syi