Green Lion Smart Ring with Magnetic Charging Case, Sleep Monitoring, Heart Rate Measuring, Calories Calculator, Blood Pressure & Blood Oxygen, 5ATM Dustproof & Waterproof - Black (Size 8-11mm)

Track your health in style with the Green Lion Smart Ring – the perfect blend of cutting-edge fitness tech and modern design.
Crafted for all-day comfort, this ultra-sleek smart ring monitors your heart rate, sleep quality, calories burned, step count, and more – all from your fingertip. Whether you're at the gym, at work, or on a night out, its minimalist design fits every moment.

Built to withstand your lifestyle, the Green Lion Smart Ring boasts a 5ATM waterproof and dustproof rating, making it ideal for swimmers, runners, and outdoor lovers alike. It's compatible with both Android (v5.1+) and iOS (v8.0+), syncing effortlessly via Bluetooth 5.0 for real-time data access on your phone.

The powerful STK8321 health sensor ensures high-accuracy readings, while the charging case delivers 5–7 days of use with up to 15 days of standby time. Whether you're chasing fitness goals or simply want smarter wellness insights, this ring does it all — without ever getting in your way.