Smart Ring for Men, Women – Health & Fitness Tracker with Sleep Monitor, Heart Rate, SpO2, Lightweight Titanium, IP68 Waterproof, Portable Charging Case – No Subscription Fee (Gold, 10#)

★★★★★ 4.6 135 reviews

$33.99
Price when purchased online
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$33.99
Price when purchased online
Free shipping Free 30-day returns

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Product details

Management number 226792844 Release Date 2026/05/09 List Price $13.60 Model Number 226792844
Category
  • 【Titanium & No Subscription】Crafted from high-quality titanium alloy, the Ring D2 weighs only 2.3 grams and is skin-friendly for all-day wear. No monthly subscription fee. All health data is accessible through the dedicated app with no hidden costs.
  • 【Portable Charging Case】Includes a portable charging case with a built-in battery. The case stores power independently, allowing you to recharge without a direct power connection. Total usage with the charging case is 14+ days. Ideal for travel.
  • 【24/7 Health & Activity Tracking】Tracks heart rate, blood oxygen (SpO2), HRV, and sleep stages including deep sleep, light sleep, and REM. The Ring D2 provides daily activity data such as steps, calories burned, and walking distance through the mobile app.
  • 【IP68 Waterproof & Daily Durability】IP68 waterproof rating allows for safe use during handwashing, swimming, and showering. The titanium construction is scratch-resistant and designed for daily wear, from workouts to sleeping.
  • 【Sizing Guide & Quick Start】Before purchasing, refer to the size chart (Sizes 7-12) to confirm your finger size. After receiving the ring, remove the protective film and charge for 10 minutes before first use. Continuous wear for 7 days is recommended to establish a data baseline.
ASIN B0FXN1PRHW
Brand dyuanetec
Color Gold
Shape Round
Language English
Model Name D2
Style Name Modern
Item Weight 2.3 Grams
Closure Type No closure
Display Type No Display
Manufacturer Dongguan sanyi Zhijie Technology Co., LTD
Model Number D2
Battery Power 1.8 Volts
BuiltIn Media Charging Cable, Charging case, User Manual, smart ring
Warranty Type Standard
Target Audience Unisex Adults, Unisex Youth
Battery Capacity 16 Milliamp Hours
Metrics Measured Heart Rate Monitor, Sleep Duration, Distance, Step Count, Calories Burned, Blood Oxygen Monitor
Operating System Wear OS 2.0
Battery Cell Type Lithium Ion
Waterproof Rating IP68
Band Material Type Titanium
Case Material Type Titanium
Compatible Devices Smartphone
Additional Features Activity Tracker, Daily Workout Memory, Lightweight
Battery Charge Time 2 Hours
Battery Average Life 5 days
Warranty Description 12 months
Wireless Compability Bluetooth
Age Range Description Adult
Communication Feature Bluetooth
Human Interface Input Unknown
Supported Application Fitness Tracker, Sleep Monitor
Water Resistance Depth 50 Meters
Water Resistance Level Waterproof
Wearable Computer Type Smart Ring
Compatible Phone Models Android Devices, iOS Devices
Connectivity Technology Bluetooth
Memory Storage Capacity 0.5 MB
GPS Geotagging Functionality No GPS

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4.6 out of 5
★★★★★
135 ratings | 55 reviews
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