Free shipping. 30-day returns. No subscription, ever.

Why You'll Love It

  • Sleep Insights

    Understand deep, light and REM sleep plus nightly recovery, so you wake up truly rested.

  • 24/7 Heart Rate

    Continuous heart rate, HRV and blood oxygen tracking with smart trend alerts.

  • AI Recovery

    Personalized stress and readiness insights tell you when to push hard or rest.

  • Built for Real Life

    Titanium build, 5ATM waterproof and up to 7 days of battery per charge.

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Lunelvia Smart Ring — AI Health & Sleep Tracker

Choose your color and size — free shipping and 30-day returns included.

$99.00 USD
$99.99 USD $99.00 USD
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Frequently Asked Questions

Do I need a subscription?

No. Every health feature works out of the box with the free companion app — no monthly fee, ever.

How do I find my ring size?

Sizes US 7–13 are available. Read our Ring Size Guide to find your fit. If your ring doesn’t fit, we’ll exchange it free within 30 days.

How long does the battery last?

Up to 7 days on a full charge, depending on usage, with the included magnetic charger.

Is it waterproof?

Yes — rated 5ATM (50 meters), so you can wear it in the shower, pool and ocean.

Which phones are compatible?

iPhones on iOS 12.0+ and Android phones on Android 8.0+ via Bluetooth 5.0.

What's your return and warranty policy?

Free shipping, 30-day returns and a 2-year limited warranty. Reach us anytime via the chat button.