Smart Ring with Health Monitoring Sleep Tracking and Sports Tracking R04

R04 combines a screenless ceramic ring design with app-connected health monitoring, sleep tracking and sports tracking. Review daily wellness and activity insights, explore 128 sports modes and recharge with magnetic charging. Available in black, blue, pink and white styles.

Screenless ceramic design for everyday wear
Sleep stages, sleep data and daily sleep reports in the app
Heart rate variability (HRV), wellness tracking and 128 sports modes
18mAh battery, magnetic charging and approximately 3–5 days of use

Available Colors

BlackBluePinkWhite

Black ceramic ring

Specification

Model

R04

Product Type

Screenless smart ring

Material

Ceramic

Colors

Black, Blue, Pink, White

Battery

18mAh polymer lithium

Operating Time

Approx. 3–5 days; varies with use

Charging

Magnetic charging

Water Resistance

IP68 as specified; follow product use instructions

Sleep Features

Sleep stages, sleep data and daily sleep report

Activity Features

128 sports modes

Additional Functions

HRV, menstrual cycle tracking and remote phone camera control

NFC

Access-card applications; configuration and system compatibility must be confirmed

Sizes Shown

7, 8, 9, 10, 11, 12; refer to size guide

Weight

To be confirmed

Detail

R04 brings daily wellness, sleep and activity insights into a compact ceramic smart ring. The app-connected experience includes sleep reports, HRV, menstrual cycle tracking and remote phone camera control, as shown in the supplied product materials.

The 18mAh polymer lithium battery supports magnetic charging, with an indicated operating time of 3–5 days. Actual battery life varies with settings and usage. Keep the charging contacts clean and dry.

The supplied ring-size guide covers sizes 7–12. Measure your finger circumference and compare it with the size chart before choosing a size. Contact Altevo to confirm color, sizing, charging configuration and package contents.

NFC access-card applications are shown in the supplied materials. Compatibility and setup depend on the selected configuration and access system; confirm requirements before ordering.

Health and wellness insights are intended for general reference and are not medical diagnostic measurements. Contact Altevo for wholesale, OEM/ODM and private-label opportunities.