1、Smart Monitoring: The smart health ring offers multiple functions, allowing real time monitoring of your sleep duration and quality by tracking your sleep patterns and stages. 2、Fitness Tracker: This smart health ring doubles as a fitness tracker, recording your daily steps and activities. With an IP68 water resistant rating, you can exercise with peace of mind. 3、Wireless Charging Design: The wearable smart ring can be easily charged or stored on a charging case when running low on power. Convenient, simple, and aesthetically pleasing for easy use. 4、Lightweight Design: With an ultra light body, the smart ring is barely noticeable on your finger, providing a thin and light wearing experience that you may even forget it's there. 5、Meaningful Gift: This smart ring health tracker step counter makes a thoughtful gift choice for any occasion or holiday, such as birthdays, anniversaries, Xmas, etc. Item Type: Smart Health Ring Material: Metal, Electronic Components Ring Battery: Li Ion Battery 18mAh (Shipped with Built in Battery) Charging Case Battery: Li Ion Battery 400mAh (Shipped with Built in Battery) Bluetooth Version: 5.1 Water Resistant Level: IP68 1 x Smart Ring 1 x Charging Case 1 x Charging Cable 1 x User Manual