Titanium Smart Ring, Sleep & Activity Tracking Ring with Heart Rate, HRV, Stress Insights, 7-Day Battery Life, No Subscription, IP68 Waterproof, iOS & Android Compatible (Silver, 9)

[Find Your Perfect Size] Before buying your smart ring, utilize the sizing kit to determine your ideal fit. Each ring adheres to a distinct sizing standard for the most precise and comfortable wear. [Made By Ultra-Light Titanium] Crafted from premium titanium alloy, this smart ring weighs only 3g, lighter than a coin, yet remarkably durable. Its ultra-thin design renders it nearly unnoticeable whether you're typing, lifting, or sleeping, providing a "barely-there" sensation with outstanding toughness. [No Subscription Fees] Equipped with a high-performance chip and a triple-sensor system, it provides accurate real-time data for heart rate, sleep, SpO, and activity tracking. Enjoy unrestricted access to all features without any subscription or additional fees. [Long Battery Life] Maintain power for as long as 7 days on one charge. When recharging is needed, just place the ring in its stylish wireless charging case for fast, easy refueling. With effective energy management, it keeps you connected for extended periods. [Waterproof & Durable] From swimming and running to cycling and business travel, this smart ring is constructed for various conditions. Featuring IP68 waterproof protection, it withstands sweat, rain, and immersion. Its durable titanium body and sealed construction ensure dependable performance. [Multi-Scenario Use] Whether you're training at the gym, diving into a pool, sleeping on a long flight, or managing a busy workday, it suits many parts of your life. Designed for smooth transitions between activity, rest, and recovery. [What You Get] Smart Ring*1, Wireless Charging Case*1, 1m/3.3ft USB-C Cable*1, Instruction Manual*1 and Quick Guide*1