Compatible system: Android 5.1 or above, iOS 8.0 or above
Waterproof level: IP68 &5ATM
Charging mode: Magnetic Charging Cable / Case charging
App name: QRing
Battery life: 15 days
Sleep monitoring：When you fall asleep, the ring can automatically monitor your sleep quality and generate a sleep report to help you develop good sleep habits.
Blood oxygen test：Blood oxygen is one of the important indicators of human health. The R11 ring can record your blood oxygen data.
Heart rate monitoring : By tracking your heart rate around the clock, you can understand your physical condition during exercise and relaxation during the day and self-check your physical condition in advance.
IP68 waterproof :The fully enclosed structure easily copes with daily waterproofing and supports wearing for hand washing, rain, etc. to meet your various waterproofing needs.
Casual exercise Record steps, calorie consumption, distance and other data, support your multi-sport mode, and the APP will generate activity statistics.
Long battery life: #8-#10 ring has 15mAh capacity polymer lithium battery while #11 and #12 has 18mAh, which has a long battery life lasting about 15 days. The APP can check the real-time battery level.
