About This

💓 【Smart Ring for Sleep, Oxygen & Stress Monitoring】 This smart ring sleep tracker monitors Deep, REM, Light, and Awake sleep stages with a Sleep Index to help you better understand your rest quality. It also tracks SpO2, stress, temperature variation, and recovery trends, making it a practical health tracker ring for men and women.
💓 【Fitness Tracker Ring for Daily Activity & Workouts】 Track steps, calories, activity levels, heart rate, workout intensity, and movement trends throughout the day. This lightweight fitness tracker ring and heart rate monitor ring supports running, walking, cycling, workouts, and active lifestyles.
💓 【Women’s Cycle Tracking & Whole-Body Wellness】 Designed for complete wellness management, this smart ring health tracker supports women’s cycle tracking, metabolism insights, and daily health trends. The cycle tracking feature is displayed based on the user’s gender setting in the app, helping users stay connected with their fitness, lifestyle, and personal wellness data.
💓 【Meditation, Relaxation & Sleep Guidance】 Explore guided meditation, white noise music, relaxation exercises, and sleep guidance through the free health app. As a wellness smart ring and sleep tracker ring, it helps support mindfulness, relaxation, better rest, and whole-body balance.
💓 【IP68 Waterproof Design, Long Battery Life & Free App】 Built with advanced sensors and an IP68 waterproof smart ring design for reliable all-day wear, workouts, and handwashing. The Oulencu Smart Ring fully charges in just 1 hour with its stylish charging stand and provides up to 5–7 days of use. Connect to the free Android & iOS health app with no subscription required.

Overview

Operating System : Android, IOS
Memory Storage Capacity : 64 MB
Special Feature : Activity Tracker, Heart Rate Monitoring, Sleep Tracking, SpO2 Monitoring, Workout Mode
Connectivity Technology : Bluetooth
Battery Cell Composition : Lithium Polymer
GPS : GPS Via Smartphone
Shape : Round
Brand : Oulencu
Model Name : Smart Ring Gen 3
Style : Modern

Keep your tech gear in good condition with basic care: wipe down
with a soft, dry cloth and avoid exposing electronics to extreme
heat, moisture, or direct sunlight for extended periods. If your
item includes a specific care label or instructions, please follow
those first. For items with batteries or charging components, use
only the cables and chargers included or recommended for that
product.

Product dimensions, compatible devices, and technical specifications
are listed in the images and description above. Please check these
details carefully before purchasing, especially for cases, cables,
and mounts designed for specific device models. If you're unsure
whether an item fits your device, feel free to contact us before
ordering.