2025 Smart Ring with Gesture Control - TikTok Selfie Remote Heart Rate & Sleep Monitor - 5ATM Waterproof Fitness Tracker with Multi-Sport Modes - Perfect Birthday Gift for Men & Women (iOS/Android)

Metal. Item Type: Smart Ring. Waterproof Grade: 5ATM. Activity Tracked: Activity Tracker, Steps Tracker, Distance Tracker, Calorie Tracker. Metrics measured: Heart Rate Monitor, Sleep Monitor, Blood Oxygen Monitor. Item Weight: 2.5g. Case Material: STEEL. Certification: ce, FCC. Battery Capacity(mAh: 15mAh. Size: 7. Inner diameter 17.4mm, 8 Inner diameter 18.2mm, 9 Inner diameter 19.0mm, 10 Inner diameter 19.9mm, 11 Inner diameter 20.7mm, 12 Inner diameter 21.5mm. Features: High Quality: The stainless steel smart ring has a high strength to ensure the durability of the product, and it can easily cope with even daily bumps without damaging its elegant shape. With a high-strength and lightweight design, it brings lasting comfort and a premium experience of non-sense technology to the fingertips, allowing smart wearables to easily integrate into every moment of life. Waterproof: The stainless steel smart ring is 5ATM waterproof, can be worn for diving or snorkeling, and supports waterproo