1. Ultralight 4.7g Design. The smart rings for men and women are ultralight, weighing only 4.7g, ensuring a comfortable and noncumbersome wear. Its extremely lightweight design offers numerous advantages, especially during sports activities. While training, you'll barely notice the ring's presence, helping to enhance athletic performance. Crafted from stainless steel, the ring is durable, faderesistant, and elegantly stylish, making it a accessory. 2. Smart Ring with Heart Rate Sleep Tracking. This fitness ring keeps a constant check on your physical and mental wellbeing. It features realtime heart rate monitoring, allowing you to track heart rate trends and fluctuations effectively. The sleep monitoring function analyzes sleep duration, including wake time, deep sleep, and light sleep, helping you maintain healthy sleep habits. 3. Fitness Tracking Ring. The women's smart ring supports multiple sports modes, such as walking, running, fitness, hiking, swimming, and more. It automatically detects your activity mode and records daily fitness data, including step count and calories burned. Package includes: smart ring x 1, English user manual x 1, charging cable x 1. 4. The Gift. With an IP68 waterproof rating, this smart ring meets daily waterproof needs. Available in gold, silver, and black, it makes an ideal gift for loved ones—whether for Christmas, birthdays, Valentine's Day, or any special occasion. An exquisite gift box is included.