Smart Ring Health Tracker for Heart Rate, Oximetry, Sleep, Body Temperature, Waterproof Design, Exercise Workout Compatible with iOS and Android (Rose Gold) (8#)

“Specification
Waterproof grade: 5ATM
Thickness: 2.98 mm
Material: Titanium alloy, fully transparent resin inner ring
Weight: approx. 5 grams
Color: rose gold
Bluetooth version: 5.0
MobileAPP: QUZZZ
Sensors: Body temperature sensor, accelerometer, optical heart rate sensor
Battery type: Lithium-ion polymer battery Battery
Capacity: Approx. 22mah
Charging time: 1 hour
Normal use time: 3-5 days
Charging: NFC wireless charging
App Software Features Activity:
Exercise: distance/calorie/steps statistics/7 days of strenuous activity and other multi-exercise modes
Heart rate: app start heart rate test / all-day dynamic heart rate trend and data analysis / heart rate data analysis / the last 7 heart rate measurement trend / heart rate historical data
Sleep: sleep data statistics, sleep ratio, sleep score, sleep analysis, average sleep heart rate, etc.
Oximetry: APP start oximetry test/last 7 oximetry data/last 7 oximetry measurement trend/historical oximetry data
HRV: APP start HRV test/last 7 HRV data/average HRV/historical data of pressure during sleep
Pressure: APP initiated pressure test/last 7 pressure measurements trend/pressure history data
Others: menstrual monitoring, body temperature monitoring, sedentary reminder, low battery reminder, heart rate reminder
Packing list: box *1, charging base *1, charging cable *1, manual *1, smart ring *1”