Vbestlife Smart Ring, Mobile Phone BT Connection Smart Ring Health Tracker Rechargeable IPX8 Waterproof Smart Ring for Men Women

Specification:
Item Type: Smart Ring
Material: Aluminum Alloy, Ceramic, Electronic Components
Battery Type: Lithium Battery (Shipped With Built In Battery)
Battery Quantity: 18mAh
Duration: 3-5 Days
Charging Time: 45 Minutes
Protection Grade: IPX8

Package List:
1 x Ring
1 x Charging Cable
1 x Storage Box
1 x Manual

Detect Sleep Quality: This smart ring can detect your sleep time and sleep state during your sleep to tell you how your sleep quality is.
Ideal Gift: This smat ring is a meaningful gift. It is suitable for any scene or holiday, such as birthday, anniversary, Thanksgiving, Christmas, Hanukkah or Valentine’s Day.
Lightweight Design: The ultra light body of the smart ring has no sense of wearing. The wearing experience is so light that you may forget its existence.
Smart Ring Material: The smart ring is made of aluminum alloy and ceramic, which is durable, beautiful and elegant.