Cuifati Smart Ring - IP68 Magnetic Charging 6 days

Specifications: Item Type:Smart Health Ring Material: zinc alloy Net Weight: Approx. 4.4g / 0.16oz Features: Sleep Management, Health Monitoring, Remote Photography Diameter: Approx. 19.8mm/0.78inch Circumference: Approx. 62.1mm/2.44inch Connection: 5.0 Battery life: about 6 days Charging time: about 1 hour Battery Type: Built-in 17mAh lithium-ion battery Charging Type: Magnetic Charging Waterproof rating: IP68 APP: for QRing Package List: 1 x Smart Ring 1 x data cable 1 x User Manual How to use: Scan the QR code in the manual, download the corresponding APP and follow the prompts to control each function.