<p>Advanced Health Monitoring: Keep track of with our cutting-edge R02 Smart Ring. It offers comprehensive health tracking including heart rate, sleep analysis, and more, ensuring you stay on top of your wellness.</p> <p> and Robust: this smart ring is designed to withstand the toughest conditions while maintaining a sleek and stylish look.</p> <p>Waterproof Excellence: With IP68 Waterproof, the R02 Smart Ring is your perfect companion for any adventure, capable of handling depths and conditions where others can't.</p> <p>Multi-Sport Functionality: Whether you're running, swimming, or cycling, the ring's multi-sport modes accurately track your activity, helping you achieve your fitness goals.</p> <p>Universal Compatibility: Seamlessly connect with both for Android and iOS devices, ensuring you're always connected, no matter your smartphone preference.</p> <p>APP:Qring</p> <p>Main control chip: RFO3</p> <p>Bluetooth: 5.0</p> <p>Battery capacity: 17mAh</p> <p>Waterproof grade: PI68</p> <p>Charging method: Magnetic charging</p> <p>Colour:Tin Color</p> <p>Material:Stainless Steel</p> <p>Size:No.11 20.6mm</p> <p>Due to different batches, there may be differences in product printed text, which not affect use</p> <p>Package Contents:</p> <p>1x Smart Ring</p> <p>Only the above package content, other products are not included.</p> <p>Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.</p>