
























2025 COLMI R12 Smart Ring with Display Screen and Touch, Wireless Charging, Health Manager, 5 ATM Waterproof For Men Women
Free worldwide shipping
Yes, we offer worldwide free delivery and no customs fees or duties with tracking number for all orders.
No customs fees or duties
There are no additional customs fees or duties for international orders. We take care of these costs, so the total price in your cart is the final amount you will pay.
Delivery guaranteed
Smarsty collaborates with dependable global shipping partners to ensure the secure and timely delivery of your packages. Our commitment is to ensure that your purchased items arrive safely and on schedule. In the event of any issues during the transit of your items, including damage, loss, or delays, you can have confidence that we will make every effort to resolve these issues and offer optimal solutions.
Instant resend if package lost
If your package experiences a lack of tracking updates for more than 15 days during transit, you have the option to request a complimentary reshipment. In the event that the original package is eventually delivered to you, you are welcome to keep it at no cost, and there is no need to return it.
Instant resend for damaged items
If you receive your package and find that some items are lost or damaged in transit, rest assured that we will promptly issue an immediate resend for those items.
30-Day undelivered resend
If your package isn't delivered within 30 days, you can request a complementary reshipment. If no action is taken within 35 days, we will automatically resend it. If it arrives later, you can keep it at no cost, and there's no need to return it.
Delivery times
FOR PRODUCTS THAT SHIP FROM USA
Select items on our website ship from warehouse locations in the US. Please note that these items contain "Ships From US" in their titles.
Items that ship from the US are only available to US customers. We do not ship these items internationally. If you're from outside of the US and place an order for a "Ships From US" item, your item will come from China.
USA: Between 2 - 7 business days
FOR PRODUCTS THAT SHIP FROM CHINA
To keep the cost of our products low and pass the savings on to you, we ship a majority of our products directly from our warehouses located in USA, China, Germany, Russian Federation and European. Under usual circumstances, total delivery time is 9-21 days depending on your location (excluding processing times).
Please note that delivery times are not guaranteed. Does not include customs clearance or order processing.
Australia: 6 - 11 days average
Canada: 9 - 15 days average
Denmark: 10 - 15 days average
France: 8 - 13 days average
Germany: 7 - 14 days average
Ireland: 8 - 19 days average
Israel: 42 - 51 days average
Italy: 10 - 19 days average
Norway: 11 - 23 days average
Spain: 6 - 15 days average
Sweden: 10 - 19 days average
Switzerland: 2 - 20 days average
United Arab Emirates: 6 - 19 days average
United Kingdom: 7 - 14 days average
United States: 10 - 14 days average
All Others: Between 12 - 21 days average
Please note that factors outside of our control (eg holiday congestion, weather events, health crises) may impact shipping times. We apologize for the inconvenience.
Individual items within an order may ship from different locations and may arrive on different dates.
Easy returns
Returning your order has never been more convenient! Simply reach out to us by email with your order number and the reason for the return, and our support team will efficiently guide you through our 24 hour quick process.
Any items in their original condition are eligible to our 30 days return after delivery date.
If you're not completely satisfied, you can return it for free.
SPECIFICATIONS
Activity Tracked: Activity Tracker,Steps Tracker,Distance Tracker,Calorie Tracker
Battery Capacity(mAh): 15mAh (7#~9#), 18mAh(10#~13#)
Brand Name: COLMI
Case Material: Steel
Certification: ce,FCC
Choice: yes
Display screen: Yes
High-concerned chemical: None
Item Weight: about 3.3g
Metrics measured: Heart Rate Monitor,Sleep Monitor,Blood Oxygen Monitor,Stress Monitor
Model Number: COLMI R12
NFC Support: No
Origin: Mainland China
Waterproof Grade: 5ATM
COLMI Smart Ring
No.1 in sales on AliExpress, and is far ahead.

Note:
1. For best performance and accuracy, we recommend wearing the COLMI R12 on your index finger.
2. Please measure the circumference of your finger before purchasing, and make sure the rope or paper strip fits snugly against your finger, avoiding being too loose or too tight. (Please use a thinner piece of string or paper strip to measure the size. If the measuring tool is too wide, the measurement will be large.)
3. How to start: Use the included wireless charging to charge COLMI R12. The heart rate light will light up to indicate successful startup. Then you can use the APP Qring to connect the COLMI R12.
COLMI Smart Ring - R12 with Wireless charging
Innovative Technology: COLMI R12 uses the latest display technology, with a screen and touchpad built into the ring. Browse your health statistics with simple gestures, making your smart ring both responsive and stylish.
Wireless Charging: Enjoy the convenience of wireless charging with the R12.
Health Tracking: Stay on top of your health with continuous heart rate, sleep, and activity monitoring. Plus, its water-resistant design ensures durability, making it perfect for everyday wear, rain or shine.
Embrace innovation and elevate your wellness journey with the COLMI R12 Smart Ring.













COLMI official store
Authentic COLMI smart watch are engineered and manufactured with high-quality materials, and they're always quality-tested before they leave our factory.
Since counterfeit or fake devices are not built or tested to these standards, they might perform poorly or malfunction. So, we recommend buying devices sold only by our official store.
Brand Story
COLMI was established in 2012.
Slogan: Your first smart watch.
Young and simple, but never naive.
Mission: Provide cost-effective smart electronics.

2025 COLMI R12 Smart Ring with Display Screen and Touch, Wireless Charging, Health Manager, 5 ATM Waterproof For Men Women
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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Shipping Information
We offer worldwide free and no customs fees or duties, ensuring you receive your order quickly and at no additional cost.
We usually ship your order within 24-48 hours. After that, the delivery time is approximately 9-21 days, depending on your location.
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Customer Support
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FAQ’s
Visit our FAQ page to find answers to common questions.
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Contact Us
We'd love to hear from you. Our team is here to help. Visit our contact page to send us a message.
FAQ
Please read our FAQ page to find out more
How much does shipping cost?
We offer free worldwide shipping on all orders.
What are the customs fees and duties for international orders?
There are no additional customs fees or duties for international orders. We take care of these costs, so the total price in your cart is the final amount you will pay.
Can i change my shipping address after placing an order?
Yes, you can change your shipping address within 12 hours of placing your order. After this timeframe, your order will likely have already been processed and shipped but we can always check what we can do for you.
To which locations do you ship?
We offer worldwide fast shipping to all countries, ensuring that your order reaches you no matter where you are located.
Will i receive a tracking link or tracking number?
Yes, you will receive a tracking link and tracking number. We typically ship orders the next day and will send you the tracking link immediately after your order has been dispatched.
Where do you ship from?
We have warehouses located in the USA, China, Germany, Russian Federation and European to ensure the fastest possible shipping worldwide.
I am not satisfied with my order, can I get a refund?
Absolutely, contact us and we will let you know the procedure. You have 30 days from receipt of the goods. You just need to send the item back to us and we will proceed to the refund. Please refer to our return and refund policy.
