R11M Smart Ring Heart Rate Blood Oxygen Sleep Exercise Step Counting Waterproof Photo Bluetooth Ring

Product information: Color: Black 7, Black 8, Black 9, Black 10, Black 11, Black 12, Black 13, Gold 7, Gold 8, Gold 9, Gold 10, Gold 11, Gold 12, Gold 13, Silver 7, Silver 8, Silver 9, Silver 10, Silver 11, Silver 12, Silver 13, Rose Gold 7, Rose Gold 8, Rose Gold 9, Rose Gold 10, Rose Gold 11, Rose Gold 12, Rose Gold 13 Appearance dimensions: #7, #8, #9, #10, #11, #12, #13 Model: R11M Applicable people: general purpose Battery capacity: 20mAh Product weight: 5g Compatible platform: fully compatible After-sales services: three guarantees in the store Additional functions: heart rate, blood oxygen, blood pressure, heart rate variability, sleep monitoring and tracking, sleep body temperature, sleep analysis, mood management Wear method: finger wear Applicable system: fully compatible Packing list: ring + charging cable + manual + exquisite packaging