【24/7 Health Monitoring & Free APP】：Combining advanced features of fitness trackers, Smart Bracelet and smart watch, this device monitors heart rate, HRV, stress levels around the clock. View detailed wellness insights on the free QRing app with zero subscription fees. Syncs seamlessly via Bluetooth to iOS and Android for comprehensive health trend analysis and data-driven lifestyle adjustments.

【Advanced Sleep Tracking】: Going beyond standard fitness trackers, Smart Bracelet and smart watch capabilities, it tracks both nighttime sleep and daytime naps. Analyzes sleep stages including deep, light and awake periods to provide quality insights via the QRing app, helping you understand sleep patterns and optimize daily recovery effectively.

【170+ Sports Modes & Smart Features】: This versatile fitness trackers, Smart Bracelet and smart watch hybrid supports 170+ activities including yoga, swimming and basketball. Monitors steps, distance and calories burned while offering call notifications and camera control. Achieve fitness goals efficiently with comprehensive activity tracking and convenient smart functions.

【Lightweight & Comfortable】 : Soft nylon material, lightweight and breathable, suitable for wrist 5.5-8.5 inches. Ergonomic design, no sense of burden when wearing all day, perfect for men, women and teens.

【Wide Compatibility & Service】: Work with iOS & Android. APP sync data, 12-month warranty, 24/7 support.