Cross-Line Smart Ring

Features:

• Comprehensive Health Tracking: Accurately monitors Heart Rate, Blood Oxygen, and Distance/Steps (Activity).
• Multiple Sport Modes: Supports tracking for walking, running, cycling, swimming, and more (records heart rate, steps, distance, calories, time).
• Ultra-Light & Comfortable: Weighs only 6.8 g (3.6g for size 8# shown), featuring a sleek, lightweight design for all-day wear.
• Superior Water Resistance: 5 ATM waterproof technology allows wearing for swimming, handwashing, and rain.
• Quick Magnetic Charging: Features magnetic fast charging for convenience and long-lasting battery performance.
• Smart App Integration: Data syncs to a mobile App (QRing App), supporting both Apple (iOS) and Android systems.
• Seamless Health Management: Uses precise biological sensors for accurate monitoring of health and sleep patterns.
• Compact and Portable: Small size, easily carried and fits into a pocket (referencing the charging case).

Specifications:

• Brand: hiamcom
• Model: R04
• Launch Time: 2025
• Battery Capacity: 20 mAh (Ring) / 200 mAh (Case, implied)
• Product Weight: 6.8 g (Ring) / 43 mm x 25 mm (Case, implied)
• Wearing Method: Finger (Wear)
• Applicable System: Apple (iOS), Android
• Compatibility Platform: Android (Supports both Apple/Android overall)
• Additional Functions: Heart Rate, Blood Oxygen, Distance/Activity
• Waterproof Level: 5 ATM
• CPU: RTL8762 (Implied from image)
• Packaging List: Ring, Manual, Packaging Box, Charging Cable

Shipping is 100% FREE — 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

Returns & Exchanges: 14-day return or exchange policy. Just contact us — it’s easy.