Features：

1. 24H Full Health Tracking & 5 Sports Modes Built with high-precision HX3918 PPG and SC7A20H sensors, the SR01 smart ring enables 24/7 continuous heart rate and blood oxygen monitoring, real-time stress analysis, and accurate sleep tracking. It supports 5 sports modes (walking, running, cycling, climbing, golf) to record steps, distance, and calorie consumption comprehensively.

2. Ultra-Light Premium Stainless Steel Design Crafted with durable stainless steel, this ultra-thin ring (6.8mm width, 2.6mm thickness) weighs only 2.9g for zero-burden all-day wear. The 11# size (20.7mm inner diameter, 65.03mm circumference) is scratch-resistant, sturdy, and perfect for daily and outdoor use.

3. Safe Magnetic Charging & 4–6 Days Long Battery Life Equipped with a 14mAh pure cobalt polymer battery and intelligent lithium protection (2.8V over-discharge & 4.2V over-charge protection) for safe use. Magnetic fast charging offers stable, long-lasting battery performance with 4-6 days usage on a single charge.

4. BLE 5.3 Stable Connection & Smart Practical Functions Adopts BLE 5.3 Bluetooth and AB2026 main control chip for fast, low-latency phone connection. It supports smart reminders (sedentary, low battery, heart rate warning), remote camera shooting, and TikTok gesture control for smarter daily life.

5. 28 Global Languages & Full Accessories The compatible Jring APP works with iOS & Android systems and supports 28 mainstream languages worldwide. Each package includes a black smart ring with white box, 31cm charging cable and user manual for complete usage support.