NUDZENI

Smart Ring for Women Men Smart Ring HealthTracker Heart Rate Blood Oxygen Sleep Monitoring Step Counting IP68 Waterproof

3.8(69)

137+ bought in the past month

$32.73

About this item

  • 【Know Your Size Before Purchasing】Before purchasing the Uni-Green smart ring, we strongly recommend that you refer to the size chart and measure the circumference of your finger to ensure a comfortable fit and avoid unnecessary returns and exchanges(Available in sizes 7-13). Our ring is upgraded to a 2mm slim design with a specially polished inner surface, which is comfortable to wear and suitable for most sports. Activate the sports mode to receive data from the app to help you get more effective guidance.
  • 【Ultra-Thin,Non-sense and More Comfortable to Wear】Our Smart Ring has been upgraded to be thinner, lighter, narrower, and more lightweight than other products. The innovative design of the health ring not only reduces the weight, but also optimizes the size so that the ring fits the curve of the finger better. Our Smart Ring is more ergonomic and provides a more refined and elegant wearing experience.
  • 【Real-Time Health Monitoring】The Smart Ring has the latest sensors that can track heart rate, blood oxygen and other data 24 hours a day. The smart ring continuously monitors health, daily activities and sleep patterns to ensure that you have the latest understanding of your overall health. And you can view daily, weekly and monthly health data in the app. The women's health ring provides you with more accurate monitoring information.
  • 【IP68 Waterproof& Gesture Remote Control】This Smart Ring is made of high-quality materials, fully enclosed structure, IP68 waterproof technology, no need to take it off when washing hands, swimming, bathing, very suitable for daily wear, can be used with confidence. The smart ring can be remotely controlled for taking pictures, flipping through e-book pages and switching short videos. Just tap your fingers twice in the air to enjoy easy air gesture control, easily freeing your hands.
  • 【ONE APP & Easy to Connect】After purchasing our smart ring, you can enjoy all the basic standard features of Ours Ring on the LuckRing App. After downloading the app, you can easily connect to the smart ring using Bluetooth. Enjoy real-time health tracking and easily manage your health (including sleep, activity, stress, heart rate, heart rate variability, skin temperature, etc.) through the app.
$32.73

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Product details

Operating SystemAndroid Wear 2.8
Memory Storage Capacity0.07 MB
Special FeatureActivity Tracker
Battery Capacity17 Milliamp Hours
Connectivity TechnologyBluetooth
Wireless Communication StandardBluetooth
Battery Cell CompositionLithium Ion
GPSGPS Via Smartphone
ShapeRound
BrandNUDZENI

Technical specifications

package_dimensions2.99 x 2.95 x 2.12 inches
item_weight0.08 Kilograms
item_model_number655533092-d5fb-48ea-beda-45ae857ec90d
batteries1 Nonstandard Battery batteries required.
best_sellers_rank#89,028 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #349 in Activity & Fitness Trackers
date_first_availableJune 12, 2025
manufacturerNUDZENI
memory_storage_capacity0.07 MB

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Customer reviews

3.869 ratings

Customers say

Customers find the smart ring accurate in health tracking features, particularly for heart rate and sleep patterns, while also appreciating its functionality, quality, comfort, and ease of use with its intuitive app setup.

★★★★★

⭐️⭐️⭐️⭐️⭐️ Sleek, Accurate, and Packed with Features – No App Fees!

FredaAugust 6, 2025

I’ve been wearing this smart ring for a couple of weeks now, and I’m honestly blown away by how much it can do in such a small, stylish form. I got the black size #7, and it fits perfectly — not bulky at all, and surprisingly lightweight. It looks just like a fashionable ring, but it’s packed with powerful health tracking features. The heart rate and blood oxygen monitoring are spot on. I compared it with my smartwatch and pulse oximeter, and the readings were consistent. It also tracks my sleep patterns really well — I now have a much clearer picture of my sleep quality each night. One of the biggest selling points for me was that it comes with no app subscription fees. I was able to connect it to my iPhone easily, and the app interface is clean and user-friendly. The step counter is also very accurate, and it even lets me control my camera remotely, which is such a fun bonus when I’m on the go or taking group photos. It’s also IP68 waterproof, so I don’t have to worry about it during handwashing or even working out. Battery life has been solid too — I only charge it every 5 days. Overall, this smart ring is a great alternative to bulky fitness trackers or watches. It’s sleek, functional, and packed with features — I couldn’t be happier with my purchase! Highly recommended for anyone who wants to monitor their health without sacrificing style. Read more

★★★★★

Impressive and Stylish Smart Ring!

Elizabeth GuzmánAugust 15, 2025

I’ve been using this smart ring for a while now, and I’m really impressed with its performance and sleek design. It’s lightweight, comfortable to wear all day, and looks great with any outfit. The health tracking features are accurate and convenient — I can easily monitor my heart rate, blood oxygen levels, sleep quality, and daily steps right from the app. Read more

★☆☆☆☆

Not impressed, Junk Do Not Buy This Ring

DcstrapsDecember 31, 2025

UPDATE.. Ring didnt last 16hrs and it went dead, already have to charge it. JUNK DO NOT BUY!! Get what ya pay for. This rings battery life is terrible. Charged 100% before bed. Woke up and it was at 47%. I slept about 6 hours, it said i only slept 3hrs, step counter is way off aswell. Throw out some extra money and get a nicer one Read more

★★★★★

Luck Ring Smart Ring

Vtec16December 22, 2025

Ring works great! Good battery life. Has the basic health monitoring widgets(heart rate, HRV, stress, blood ox level) It will also monitor sleep and exercise rate. Very good buy, for those that want to try a smart ring, instead of purchasing an Oura ring Read more

★★★☆☆

Monitoring my health

ShirleyOctober 25, 2025

I was happy when my Lucy Ring arrived, but while wearing the ring my calls are on auto answer and a few nights it did not track my sleep and a few times my step count was incorrect. I still have hope and will figure it out . Read more

★★★★☆

Pretty good buy

Josie WylieNovember 2, 2025

For the most part I am happy with this buy. The app has a few corks but I did email support and it took a bit but it got fixed. Overall it wasn't priced that high and it was worth it for the step counter, the sleep tracking, oxygen, heart rate. Its pretty cool. Read more

★★★★★

Impressive little gadget!

JoseJuly 18, 2025

I wasn’t sure what to expect from such a compact device, but this Smart Ring totally exceeded my expectations! It’s sleek, lightweight, and super comfortable to wear all day. The tracking features are surprisingly accurate — I’ve been using it to monitor my steps, heart rate, and sleep, and the data syncs perfectly with my phone. Battery life is great too; I only have to charge it every few days. Highly recommend if you’re looking for a discreet and functional health tracker! Read more

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★★☆☆☆

Not as described

Cyn ReviewsSeptember 3, 2025

This smart ring measures pulse, O2 and steps but fails to record heart rate for the duration of selected workouts. So I couldn’t tell what workouts heart zones during my swims and walks. I returned it. Read more

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