"Sleek design, accurate tracking all day"
"Comfortable fit, battery lasts a week"
"App syncs smoothly, sleep insights helpful"
"Stylish ring, waterproof, tracks workouts accurately"
Crystal Edge Smart Ring
Features:
- 24/7 Smart Monitoring: Provides comprehensive tracking of Heart Rate, Blood Oxygen (SpO2), Sleep quality, and Activity/Steps.
- IP68 Waterproof Rating: Highly waterproof and dustproof, suitable for swimming, showering, and bathing (can be worn continuously).
- Remote Camera Control: Includes an added function for remote photography, eliminating the need for a selfie stick.
- Premium & Stylish Design: Features a high-end material body with a decorative design (implied diamond-like elements) for a fashionable look.
- Ultra-Light and Comfortable: Designed for lightweight, non-sense wear (implied by images), making it comfortable for all-day use.
- Multi-Sport Modes: Supports setting daily goals (5000–10000 steps) and records steps, mileage, calories, and sports trajectory in the App.
- Advanced Sleep Algorithm: Uses an advanced, new sleep algorithm to capture subtle body changes and provide detailed sleep analysis (Restful, Light, REM, Awake).
- Wide Compatibility: Compatible with Apple (iOS), Android, and HarmonyOS (Huawei) systems.
Specifications:
- Brand: YOUWEI
- Model: V8
- Launch Time: 2024
- Battery Capacity: 20 mAh
- Waterproof Level: IP68
- Product Weight: 75 g (Likely including full packaging/case; ring itself is ultra-light)
- Wearing Method: Finger
- Applicable System: Apple (iOS), Android, HarmonyOS (Compatible with all major platforms)
- Additional Functions: Sports/Activity Tracking, Pedometer, Remote Photo/Camera Control, Waterproof.
Shipping is 100% FREE with traking — no minimum purchase required
Processing time: 1–3 business days
Estimated delivery:
- USA – 5–9 business days (USPS)
- UK – 4–8 business days (Royal Mail & Hermes)
- Other – 7–14 business days
Delivery estimates may vary. All orders are dispatched within reasonable timeframes under consumer law.
Returns & Exchanges: 14-day return or exchange policy. Just contact us — it’s easy.
Choose options
SLEEP TRACKING
WATERPROOF
MULTI-SPORT MODES
LONG BATTERY
STEPS & CALORIES
Need help?
Our smart jewelry works with most modern smartphones — any Android device running version 5.1 or higher and iPhones with iOS 10.0 or later.
Just connect through the companion app via Bluetooth 5.0 or newer, and you’re ready to go.
The smart ring monitors your heart rate, blood oxygen (SpO₂), sleep quality, steps, calories, distance, and stress levels (HRV).
It also supports multiple sport and workout modes, helping you track your activity and recovery throughout the day.
(Some features may vary slightly depending on the model.)
On a full charge, the ring typically lasts 3–7 days, depending on usage.
It takes about 1 to 1.5 hours to fully recharge using the included magnetic charger.
Most of our smart rings are made with a stainless-steel shell and a hypoallergenic finish, with internal electronics fully sealed and sweatproof.
You can find detailed material information in the product description on each item’s page.
No worries — we offer a 14-day return policy. Just contact us, and we’ll make the process quick and easy.
