Wrongduck Circular Smart Ring – Health, Sleep & Activity Tracker
Pairs well with
Size chart
How to measure your finger size?
Step 1: With a strip of paper or a thread place it between your fingers.
Step 2: Wrap it with enough tightness that it is a snug fit but not so much that it restricts your blood flow.
Step 3: Mark the lines where the thread/paper meet.
Step 4: Measure the distance between the marked lines on a scale. That's your circumference.
Step 5: Compare it the sizing chart to know your ring size.
Shipping Information
Before the shipping,please allow us 1-2 business days for processing your order, timing depends on the actual situation.
Once your order has been shipped, we will immediately provide you with tracking information. Delivery times vary by region, Orders typically take 4-10 days to arrive.
How much is the subscription fee?
No subscription required. With a one-time purchase, you get full access to all health tracking features.
Package List
Smart Ring*1
Charging case *1
Charging cable *1
User manual *1
Wrongduck App Download
Looking for the correct app for your Wrongduck Smart Ring? Visit our Wrongduck App Download page, select your Smart Ring model, and download the compatible app for your device.
Comprehensive health tracking
Keep an eye on key wellness metrics like heart rate, blood oxygen levels, and stress throughout the day. It also tracks daily activities such as steps, distance, and calories burned, along with sleep monitoring and multiple sports modes — helping you stay informed about your health in real time.
Stylish, durable & waterproof design
Made from lightweight aluminum alloy with a subtle matte finish, this ring is both comfortable and long-lasting. Its textured look offers a timeless and versatile style, suitable for everyday wear and special occasions. With its waterproof performance, you can use it confidently in all daily situations.
Remote photo control
Turn on the remote photo feature in the app, and you can take photos from a distance with just a gentle shake of your finger — making hands-free shooting simple and convenient.
No subscription needed
Once connected via Bluetooth, all features in the app are available with no extra fees. View and analyze your health data and fitness stats anytime — no subscription required.
Package List:
Smart Ring*1
Charging case *1
Charging cable *1
User manual *1
Wrongduck Circular Smart Ring – Health, Sleep & Activity Tracker
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
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14 day return policy
We have a 14-day return policy, which means you have 14 days after receiving your item to request a return.
For details, please see: Return Policy -
Shipping Information
Processing Time:
- Before the shipping,please allow us 1-2 business days for processing your order, timing depends on the actual situation(Public Holidays/Weekends excluded)
Shipping Time（Estimate）:
- Standard Shipping Fee: $5.99 per order.
- Free Shipping: Orders over $49.99.
- Delivery times vary by destination:
- Europe: 4-9 business days
- United States: 5-8 business days
- Australia & Canada: 5-10 business days
- Other Regions: 4-12 business days
For details, please see: Shipping policy