New Fashion Smart Ring LED Display Screen With Charging …, Novena

Features:
*Multi-functional Display Screen: You can easily check the current time, steps, heart rate, and battery level without frequently taking out your phone or watch, making time management more convenient.
*Wireless Charging: With a dedicated charging station, it has stronger performance and lower power consumption.
* High Quality: The stainless steel smart ring has a high strength to ensure the durability of the product, and it can easily cope with even daily bumps without damaging its elegant shape. With a high-strength and lightweight design, it brings lasting comfort and a premium experience of non-sense technology to the fingertips, allowing smart wearables to easily integrate into every moment of life.
* Protect Your Health: 24-hour health monitoring, with practical functions such as health monitoring (such as heart rate, blood oxygen, sleep monitoring), exercise tracking, etc., so that you can understand your own condition and obtain important information at any time.

Main function
1> Daily activities: Step count, distance, calorie calculation
2> Health management: heart rate measurement, blood oxygen saturation, sleep tracking, multiple exercise modes, stress, heart rate variability
3> Touch function: single point switching display function
4> Display: time, steps, heart rate, battery level, likes count
5> Other functions: remote control for taking photos, searching for rings, gesture control, gaming, female cycle

Parameter
App: Jring
Compatible system: Android9.0or above, iOS10.0 or above
Charging time: About 2H
Life time: 3-4 days of use and 16 days of standby
Product Material: stainless steel
Touch: YES
BT: 5.1 BLE (Bluetooth Low Energy)
Battery type: Lithium polymer
Capacity: 16mAh
Charging mode: wireless charging
Size(Inner Diameter): No.8 18.3mm, No.9 19.1, No.10 20mm, No.11 20.8mm, No.12 21.6mm, No.13 22.3mm

Note:
1. For best performance and accuracy, we recommend wearing the Ring on your index finger. If you prefer other fingers, the middle and ring fingers are also OK. Avoid fingers where the base is narrower than the knuckle.
2. The size of rings may not be completely in line with universal standards. Please measure your finger circumference before purchasing and make sure it fits comfortably, then choose the appropriate size.
3. How to start: Charge the Ring with the included charging cable. The heart rate light will light up to indicate successful startup. Then you can use the APP to connect the Ring.（The color of the charging cable is random. Those with a charging case do not come with the ring-shaped charging cable.）
4. Due to different display and lighting effects, the actual color of the item may be slightly different from the color shown on the picture. Please allow 1-2cm measuring deviation due to manual measurement, thank you!
5.It is Life waterproof only, it mean you can wear it when you wash your hand or get wet in the rain, but can't wear when swimming or hot sh