LUNA RING Gen 2 Smart Ring - Lunar Black, Size 11

LUNA RING Gen 2 Smart Ring - Lunar Black, Size 11

Item No. 10310551

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Tracks sleep / steps / distance / calories
Readiness score
Battery life: Up to 5 days
Waterproof (up to 50 m max.)
Material: Titanium
Compatible with Android / iOS
2 year guarantee
Tracks sleep / steps / distance / calories
Readiness score
Battery life: Up to 5 days
Waterproof (up to 50 m max.)
Material: Titanium
Compatible with Android / iOS
2 year guarantee
Product code: 450503

The Luna Gen 2 Smart Ring is ideal for anyone who wants to keep track of their health throughout the day. Its advanced sensors track heart rate, HRV, blood oxygen and stress levels, helping you build a clearer picture of your overall wellbeing. Sleep tracking breaks down your sleep stages and recovery patterns, so you can see how well you're resting. Fertility and cycle tracking uses biometric data and skin temperature trends to help you understand your cycle. And you can pair it with the Luna app over Bluetooth to view your data and insights.

  • Skin temperature tracking – helps you spot changes in your body over time
  • Luna AI and LifeOS – give you personalised insights based on your daily data
  • Fitness guidance – trains you smarter by balancing effort and recovery
  • Rechargeable battery – lasts up to 7 days on a single charge
  • IP68 water and dust resistant
  • Aerospace-grade titanium design
  • Includes charging case and USB-C charging cable

Technical specifications for LUNA RING Gen 2 Smart Ring - Lunar Black, Size 11

OVERVIEW

Type
Smart ring
Size / fit
Size 11
Operating system
LifeOS
Compatibility
- iOS
- Android
Material
Titanium (hypoallergenic)

CONNECTIVITY

Connectivity
Bluetooth 5.2

POWER

Battery type
Rechargeable battery
Charging method
- Charging case
- Charging cable
Charge time
Up to 120 minutes
Battery life
Up to 120 hours

FEATURES

Resistance
- Dust-resistant
- Waterproof (up to 50 m max.)
- Sweatproof
Health & fitness tracking
- Steps taken
- Menstrual cycle
- Sleep stages
- Sleep insights
- Nap
- Recovery time
- REM phases
- Blood oxygen saturation
- Heart rate
- Skin temperature
- Stress level
- Calories burned
- Heart rate variability
- Distance
- Sleep quality score
- Respiratory rate
- Sleep duration
- Active time
Other features
- Heart rate zones
- Daily readiness score
- LUNA AI
- Bedtime guidance
- Set goals
- Voice AI/ Health Coach
Sensors
- Temperature sensor
- 3-axis motion sensor
- PPG sensor

GENERAL

Dimensions
22.25 x 8 x 22.25 mm (H x W x D)
Colour
Lunar black
Weight
4 g
Manufacturer’s guarantee
2 years
Box contents
- Luna Smart Ring (LR25624-G2)
- Charging USB-C cable
- Charging case

Delivering your online order

Small items

Less than 20kg per item weight. No 2 sides combined exceed 120cm in length.

Standard Anytime Delivery
Get it in 3-7 working days*
Anytime delivery from 7am - 8pm
Order under £40: £2.99
Order over £40: FREE
Express Anytime Delivery. Order by 2pm.
Get it in 1-3 working days*.
Anytime delivery from 7am - 8pm
Order under £40: £2.99
Order over £40: FREE

Large items

Over 20kg per item weight. 2 person delivery.

Booked delivery slot
Preferred delivery window
Delivery will be booked by a third party approved supplier. They will contact you post order to book a preferred delivery window.
Orders under £40
£4
Orders over £40
FREE

*Personalised or made to order products may take longer.

Tracking your delivery

Make sure to add your mobile number when you place your order, so we can text you with delivery updates. Our Track It service also allows you to see where your order is at.

Delivery restrictions

Standard and Express delivery is available in most areas, but not all.
And, of course, delivery is always dependent upon stock availability.
You can use the availaility checker to quickly find out about stock availability and delivery information.

Delivering large items

If you're getting a large item delivered to a room or flat above the first floor of your home or block, our team will only be able to decide if they can safely deliver it when they arrive.
You can let us know at the checkout for any limitations (e.g. no lift, nearest parking) you may have.

Our FREE order & collect service

You can now order your small item(s) online, and safely collect them from your chosen store within the date of your selected delivery option.

Once you’ve selected “collect in store” at the online checkout, we’ll email you your confirmation & collection details. When you do come to collect your item(s) make sure you bring this confirmation email, and the last four digits of your payment/gift card or voucher.

Returns and refunds

If you purchased online and you have changed your mind you can return your items within 30 days even if you have opened it for inspection. It must be returned as new and where possible, in its original packaging.

If your item develops a fault we will offer either a repair, exchange or refund if the fault occurs within 30 days of purchase (or delivery or installation). If the fault with your product occurs within its guarantee period (normally 12 months from delivery) we will offer you a prompt repair service. In all cases we reserve the right to inspect the product and verify the fault.

Small items

Small item returns or refunds can be processed via stores, by contacting us or website. Items must be returned as new and where possible, in its original packaging.

Large items

Large item returns or refunds can only be processed by contacting us or website, these items cannot be returned to store. You will be contacted by a third-party courier to arrange a collection slot at your convenience. It must be returned as new and where possible, in its original packaging.

More info on returns and refunds.