Enamel Craft Smart Ring for Women & Men – No Subscription Fee Fitness Tracker with Sleep Tracking, Heart Rate, SpO2 – IP68 Waterproof for iPhone Android – Activity Tracker, Remote Camera Size9

Price: $109.99 - $89.99
(as of Nov 04, 2025 21:11:30 UTC – Details)

Lumthou Smart Ring: Your 24/7 Health and Wellness Companion It’s time for technology that works for you. The Lumthou Smart Ring delivers clear health insights and smart features without locking you into a monthly subscription. One purchase unlocks everything Lumthou has to offer.
🌟 Stylish Design. All-Day Comfort. Made for You.
Who said tech can’t be stylish? Featuring a **premium enamel craft**, the Lumthou ring boasts a jewelry-grade finish that adds a touch of elegance to any look.
**So lightweight you’ll forget it’s there.** At just **3-4 grams** with a contoured interior, it’s designed for 24/7 wear, providing unmatched comfort while you sleep, work, or workout.
**Lumthou Pro Tip:** For the perfect fit, check our **size guide** in the product gallery before you order.
❤️ Take Control of Your Health Data
**Optimize Your Sleep:** Lumthou automatically analyzes your sleep stages (deep, light, REM), providing detailed reports to help you understand and improve your rest quality.
**Crush Your Fitness Goals:** With **8+ sports modes** (running, cycling, yoga, swimming, and more), it accurately tracks your heart rate, calories burned, and performance to see your progress over time.
**Understand Your Body:** Keep an eye on daily trends for key metrics like heart rate and **blood oxygen (SpO2)**, giving you valuable insights into your wellness.
**A Quick Note:** Lumthou is a wellness device. Its data is intended for fitness and lifestyle purposes and is not designed for medical diagnosis.
📸 Smart Features for a Connected Life
**Never Miss a Shot:** Use your Lumthou ring as a **remote camera shutter** for your smartphone to easily take group photos or selfies.
**Share the Care:** The **Care Mode** in the Lumthou app allows you to securely share activity achievements with family. It makes a **meaningful and thoughtful gift** for anyone focused on their well-being.
**Global Support:** The companion **Lumthou app supports over 20 languages**, making it perfect for users worldwide.
⚙️ Built Tough with Long-Lasting Battery
**Ready for Adventure:** With an **IP68 rating**, it’s protected against rain, sweat, and even swims, effortlessly keeping up with your lifestyle.
**Charge Less, Live More:** Get an impressive **5-7 days** of use from just a **~1.5-hour charge**, outperforming many other rings on the market.
**What’s in the Box:** Your Lumthou Smart Ring x 1, Magnetic Charging Cable x 1, Quick Start Guide x 1.
Lumthou is designed to integrate seamlessly into your life, empowering you to understand yourself better.
**Discover more possibilities for a healthier lifestyle.** Key Features of This Version: Brand Integration: The brand name Lumthou is naturally and confidently woven throughout the description. American Marketing Tone: Uses direct, benefit-driven language (“Crush Your Goals,” “Charge Less, Live More”), active verbs, and a confident tone. 100% Amazon Compliant: There are no urgent calls to action The focus is on presenting the product’s value to inspire a natural purchase decision. Scannable Structure: Clear, bolded headings and bullet points make it easy for customers to quickly find the information they care about. Strong Value Proposition: The “no subscription” benefit is highlighted immediately, directly addressing a major pain point for consumers. American Marketing Tone: Uses direct, benefit-driven language (“Crush Your Goals,” “Charge Less, Live More”), active verbs, and a confident tone. 100% Amazon Compliant: There are no urgent calls to action (e.g., “Buy Now”). The focus is on presenting the product’s value to inspire a natural purchase decision. Scannable Structure: Clear, bolded headings and bullet points make it easy for customers to quickly find the information they care about. Strong Value Proposition: The “no subscription” benefit is highlighted immediately, directly addressing a major pain point for consumers.
【Premium Enamel Craft & Size Guide】：✨ Premium Enamel Finish: Features a unique enamel craft process for a luxurious, lustrous look that stands out from ordinary smart rings. 🪶 Feather-Light Comfort: Weighing only 3-4g with a specially polished interior for a comfortable, barely-there feel during 24/7 wear. 💡 Pro Tip: For a perfect fit, we strongly recommend checking the size chart image in the gallery before ordering.
【Comprehensive Sleep & Fitness Tracking】：🌙 Sleep Monitoring: 💡 Tip: 2-3 nights of data calibration—metrics confirmed before generating reports Automatically analyzes sleep stages (deep, light, REM) and provides reports to optimize sleep quality 🏃 8+ Sports Modes: Accurately records running, cycling, yoga, swimming data—tracking time, heart rate, calories burned 🎯 Daily Activity Goals: Real-time step counting + progress tracking to stay motivated
【Health Trends & Wellness Insights】：📊 24/7 Health Metrics: Continuously monitors trends in key metrics like heart rate and blood oxygen saturation (SpO2). 📱 Wellness Dashboard: Understand how your lifestyle affects your overall vitality. (Note: This is a wellness device, not a medical device.) ⚖️ Stress Management: Observe data variations to identify optimal times for recovery and recharging.
【Smart Features, Global Support & Connection】：📸 Remote Camera Control: Use the ring as a wireless shutter for your smartphone, making group photos and selfies a breeze. ❤️ Care Mode: Securely share health activity and achievements with loved ones—an ideal and thoughtful gift. 🌍 Multi-Language App: The companion app supports over 20 languages, catering to a global user base.
【IP68 Waterproof & Long-Lasting Battery】：💦 Swim-Proof Design: With an IP68 rating, it’s resistant to pools, showers, and intense sweat during workouts. 🔋 Extended Battery Life: Get up to 5-7 days of continuous use on a single 1.5-hour charge. 📦 What’s Included: Magnetic charging cable + quick start guide are in the box.