Ceramic Smart Ring Stainless Steel Inner Frame IP68 5ATM Sports Activity Tracker FCC CE RoHS Certified Free Digital LED Charging Dock Sleep Workout Recorder Heart Trend Stress Cycle Log，White：12#

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Bullet 1: Dual-Layer Premium Craft & Full Global Consumer Electronics Certifications Scratch-resistant polished ceramic outer + integrated solid stainless steel inner frame, prevents ring deformation and locks built-in sensors firmly; only 3.8g ultra-light 8mm slim band, hypoallergenic for all-day & overnight sleep wear. Fully tested by authorized HTT lab with official certificates: FCC ID 2BF7N-HK01, CE RED, RoHS, IP68 5ATM water resistance, EN IEC 62368 electrical safety & EN 50663 low RF radiation standards. This item is classified as general wearable consumer electronics, NOT a medical testing device.
Bullet 2: Complete 6-in-1 Full Accessory Kit (5 Standard Parts + Free Digital Charging Dock) Every package includes all accessories you need without extra purchase: 1 x HK03 smart ring with stainless steel inner liner, 1 x Digital LED Display Charging Dock (FREE bonus gift), 1 x magnetic USB fast charging cable, 1 x multi-language user manual, 1 x premium gift box. The charging dock shows real-time battery percentage, works as both fast charger and tidy storage stand for nightstand & desk
Bullet 3：Built-in high-precision optical sensor & 3-axis G-sensor supports all-day data recording. It tracks full sleep cycles (deep/light/awake) and records steps, calories, distance for running, yoga, swimming and other workouts. It also logs heart rhythm & stress trends, offers female cycle reminder and one-tap gesture selfie. All data reports in APP are free with no subscription. Note: All records are only for daily reference, this ring is common consumer wearable, not medical equipment.
Bullet 4: IP68 Dust & Water Resistant + Long-Lasting Low Power Battery Industry-grade IP68 dustproof + 5ATM water resistant rating, fully withstand sweat, shower water and pool water. You can wear this ring nonstop during swimming, hand washing and all intense workouts without removal. Adopt Bluetooth 5.3 low energy chip for stable phone connection; 16–20mAh mini lithium battery supports 4–6 days continuous use, only 1 hour magnetic full charge with built-in short-circuit & overcharge protection.
Bullet 5: Multi-Color Fashion Accessory & Wide Smartphone Compatibility Available in glossy black, clean white, soft pink ceramic finishes to match daily outfits for men and women. Widely compatible with iOS 10.0+ iPhones and Android 5.0+ smartphones; supporting APP covers 30 global languages and supports free OTA firmware upgrades. Perfect wearable accessory for sports, office work, travel and overnight sleep tracking.

Product Description

HK03 Ceramic Smart Ring | FCC CE RoHS Certified Stainless Steel Inner Daily Wearable Accessory Tired of bulky heavy smartwatches leaving indentations on your wrist? Our HK03 minimalist smart ring is a stylish lightweight wearable accessory, combining smooth scratch-proof ceramic shell, reinforced stainless steel inner support, and powerful sleep & sports recording functions. It is standard consumer electronics certified for US & EU market sales, not a medical testing instrument. ✅ Full Official Consumer Electronics Safety Certifications All HK series smart rings pass strict laboratory safety tests with complete formal certificates, fully compliant with global retail rules: 1. FCC ID: 2BF7N-HK01, complies with FCC Part 15 wireless transmission standards for US consumer goods 2. CE RED Certificate: Meets EU 2014/53/EU radio equipment directive, ETSI EN 301 489 & EN 300 328 EMC standards 3. RoHS Certified: Nickel-free raw materials, free of harmful heavy metals, gentle for sensitive finger skin 4. IP68 + 5ATM Dust & Water Resistant Official Test Certificate 5. Safety Standards: EN IEC 62368 electrical safety, EN 50663 low RF radiation protection All certification documents and test reports are available for verification; this product belongs to daily wearable electronics, no medical device classification. ✅ Dual-Layer Wear-Resistant Structure (Ceramic Outer + Stainless Steel Inner Core) Outer Shell: High-density polished ceramic, anti-scratch, anti-fade, glossy smooth surface, 3 classic fashion colors (Black / White / Pink) matching sport, casual and daily business outfits Inner Liner: Integrated one-piece stainless steel frame, firmly fixes internal circuit board, antenna and mini battery, effectively avoid ring bending or deformation after long-term daily wear Comfort Advantage: Ultra-light 3.8g weight, 8mm slim width, hypoallergenic material, no skin redness or itch even worn all night for sleep tracking ✅ All-Inclusive Complete Accessory Set 1 × HK03 Smart Ring (Stainless Steel Inner Frame) 1 × Digital LED Display Charging Dock (Exclusive Free Bonus Gift) 1 × Magnetic USB Fast Charging Cable 1 × Multilingual User Manual 1 × Premium Gift Packaging Box The digital screen charging dock clearly displays remaining battery power at a glance, solves the trouble of random placement of the ring when unused, magnetic adsorption charging prevents charging contact damage. ✅ Core Functions: Professional Sleep Monitoring & Multi-Sport Workout Recording Built-in dual high-precision sensors automatically record your daily activity data 24 hours non-stop for lifestyle reference only, without medical diagnosis capability: 1. All-Night Sleep Tracking Automatically identify deep sleep, light sleep and awake stages, generate daily/weekly sleep habit summaries, help you adjust rest schedules and improve sleep quality. Wear it comfortably all night without wrist watch pressure. 2. Multi-Sport Workout Recorder Accurately track daily steps, calorie consumption and movement distance for all common sports scenarios: running, yoga, gym training, swimming, walking, cycling and more. Record your workout performance to build regular exercise habits. 3. Extra Daily Lifestyle Tracking Tools Real-time heart rhythm trend log to track body state during rest & exercise HRV emotional stress tendency recording to observe daily mood changes Female menstrual cycle reminder for daily life planning Simple finger gesture control to take mobile phone selfies instantly Important Compliance Statement: This smart ring is only a daily consumer wearable accessory. All recorded sleep, sports and body trend data is purely for lifestyle reference, cannot replace professional medical testing equipment, and cannot be used for disease screening, diagnosis or clinical treatment. ✅ IP68 Water & Dust Resistant + Long Standby Low Power Design Top-tier IP68 dustproof + 5ATM water resistant performance fully blocks sweat, tap water and pool water. No need to take off while showering, washing hands, swimming or working out. Upgraded Bluetooth 5.3 low-power chip delivers stable phone connection without frequent disconnection; 16–20mAh safe mini lithium battery runs 4–6 days on a single full charge, only 1 hour magnetic fast charging with built-in short-circuit and overcharge protection. ✅ Wide Device Compatibility & Multi-Scene Usage System Compatibility: iOS 10.0 and above / Android 5.0 and above all mainstream smartphones APP Extra Features: Supports 30 global mainstream languages, one-click free OTA firmware upgrade Target Users: Fitness enthusiasts, people focused on sleep quality, office workers, women tracking menstrual cycles, men & women daily wear Applicable Scenes: Gym workouts, yoga, swimming, daily commuting, office work, overnight sleep tracking, travel outdoor activities Gifting Option: Exquisite gift box packaging, ideal birthday, anniversary and holiday gift for family and friends