Screenless smart ring Model KR31
QINO Smart Ring
Sleep, movement and everyday trends—without another screen on your hand. Black, Gold or Silver; sizes 6–13.
$199.00
Find your finish and fit.
Product & imagery note: Gallery images are product-only conceptual edits from approved KR31 sources; campaign scenes are conceptual.
PayPal, privacy and terms, the return address and final order testing must be completed before checkout opens.
Screenless by design
Built to stay quiet.
The QINO Smart Ring keeps the hardware on your hand and supported trends in the companion experience—without adding another display to your day.
What it changes
Four parts of the day.
One screenless routine.
The ring brings supported signals together as everyday context. It is not presented as a medical device.
- 01Wake
Wake up to the pattern.
Sleep and HRV sit beside the other overnight signals that shape your morning view.
Sleep · HRV - 02Move
See the day in motion.
Activity and heart-rate trends keep ordinary movement in the same everyday picture.
Activity · Heart rate - 03Notice
Follow change over time.
Blood oxygen and temperature trends add context without turning the ring into a display.
Blood oxygen · Temperature trends - 04Rhythm
Keep personal rhythms together.
Cycle trends can sit alongside the supported daily and overnight views.
Cycle trends
From first move to lights out
One ring.
More of the day.
Conceptual scenes show how a screenless ring can fit into ordinary routines. Product appearance is composited from approved KR31 sources.
Companion experience
The ring stays quiet.
The day becomes readable.
Choose a supplied preview screen to explore how supported categories can sit together.
Privacy-safe preview crops with example data. Final compatibility and public app presentation remain subject to retail confirmation.
Gesture control
Take the shot from where you stand.
Remote photo capture and video switching are supported KR31 functions. This is a conceptual use-case scene, not an APP-interface claim.
Between pauses
Four to six days between charges.
The stated battery range varies with use. KR31 also carries an IP68 statement; final limits and care instructions remain pending.
Purchase details
Choose with clarity.
- Fit
Sizes 6–13 are available; size 14 is not. Measure before choosing.
- Delivery
Free standard worldwide delivery is subject to carrier coverage, sanctions, import rules and local restrictions. Read shipping details.
- Returns
Request an eligible return or size exchange within 30 days after delivery. Read the policy.
- Warranty
One-year limited warranty for confirmed defects in materials or workmanship, subject to the published terms.
Smart ring FAQ
The last questions.
Clear answers before you choose.
How much is the QINO Smart Ring?
USD 199 in Black, Gold and Silver, sizes 6–13.
How do I choose a size?
Measure the finger you plan to wear it on and compare the circumference with the smart ring size guide.
How long does the stated battery last?
The stated range is four to six days and varies with use. Final charging and care details remain subject to retail confirmation.
When can I purchase the ring?
Checkout opens after PayPal, legal pages, the return address and final order testing are complete.
Does QINO make medical claims?
No medical, diagnostic or treatment claim is made on this website.
Choose your ring
Three finishes.
Sizes 6–13.
USD 199 with free standard worldwide delivery. Checkout remains closed until the final retail checks are complete.