Smart Ring Multifunctional Step Health Tracker Heart Rate Blood Oxygen Monitor Waterproof Multi Sports Men Women Sleep Fitness

Good luck with your favorite purchases Size: 7# =Inner diameter 17.4mm, 8# = Inner diameter 18.2mm, 9# = Inner diameter 19.0mm, 10# = Inner diameter 19.9mm, 11# = Inner diameter 20.7mm, 12# = Inner diameter 21.5mm Features:

* The unique appearance design meets your needs of showing your personality, with a sharp stainless steel shell and a warm and transparent hypoallergenic epoxy resin inner tray.

* To view the monitoring data in real time, you need to connect the ring to the mobile phone bluetooth, keep bluetooth turned on, and the bluetooth will automatically connect when the APP is started. When the mobile phone is not connected, the ring can also monitor the body independently, record blood oxygen and heart rate status, and update the data in the APP after connecting.

* Multiple sports modes, support multiple regular sports + map track sports, including walking, running, cycling, etc. After exercise, check the APP sports data, such as exercise time, exercise distance, heart rate changes, calories consumed, etc., to more clearly understand the factors affecting health and exercise ability.

* Heart rate, blood oxygen monitoring, 7 * 24 hours real-time monitoring of heart rate and blood oxygen levels, real-time control of health data.

* Non-sensing sleep monitoring, when you fall asleep, the ring can automatically monitor your sleep quality and generate a sleep report to help you develop good sleep habits.

* IP68 waterproof and dustproof, fully enclosed structure, IP68 waterproof technology, easy to deal with daily waterproof, support wearing for swimming, absorption, rain, etc., to meet your various waterproof needs. Specification:

Name: Smart Ring

Chip set: AC6323

Memory (ROM+RAM): Flash:4Mbit(RAM:73KB)

G-Sensor: STK8321

bluetooth version: 5.3

Mobile APP-GPS: Yes

Heart rate sensor: GH3018

Battery Type: Polymer Pure Cobalt Battery

Battery Protection: Support lithium battery protection: Under-discharge protection voltage is 2.8V, Overcharge voltage when fully charged is 4.2V.

Operating temperature range: (-20-50°C)

Charging management circuit: The MCU has a built-in charging management PMU. The configurable

charging current range is 5-300mA. It supports anti-reverse connection

Battery Capacity: 15mah-20mah(optional)

Charging time: 1.5-2 hours

Theory Standby time: 7-9 days

Normal using time: 3-5days

Multi-sports: Running, Cycling, Skipping, Walking, Mountaineering, yoga, Dance, golf

Step&G-sensor: Self-developed ring precision step counting algorithm, with an accuracy rate of more than 95%

Heart rate: APP launches heart rate test /Dynamic rate trend and data analysis / Heart rate historical data

Heart rate accuracy: The accuracy rate of static heart rate is

more than 98%,(compared with the laboratory test of heart rate belt)

Sleep: Precise sleep algorithm, sleep reminds.

Blood oxygen: App initiated blood oxygen test / continuous blood oxygen data / historical blood oxygen data.

Camera control: The app's shake-to-take-photo function.

Others: Unit format, sedentary reminder, low power reminder, heart rate warning.

Wechat&Apple: Access wechat Sports and Apple Health

APP multi-Language support: The app supports 31 languages

Inner diameter: 19mm/0.75"(9#)

Color: as show Packing included:

1 * Smart Ring Note:

1. Due to manual measurements and slight color variations, please allow 1-3 cm (0.4-1.18 inches) difference to suit different display settings.

2. Due to the light and screen difference, the item's color may be slightly different from the pictures. Please understand.