Smart Ring for Women & Men, Health Tracker Ring with Heart Rate, Blood Oxygen,Blood Pressure, IP68 Waterproof Fitness Ring, Sleep Tracker for iPhone and Android, No APP Fee (Silver, 6#)
Quick take
This UniJethro smart ring is a no-display health and activity tracker for men and women, designed for all-day comfort. It monitors heart rate, blood oxygen, blood pressure, and sleep, while also tracking steps and workouts, and it syncs to a free companion app. The biggest buying caveat is sizing, since limited size availability has been an issue for some shoppers.
Pros and cons
Pros
- Tracks multiple health metrics (heart rate, blood oxygen, blood pressure) plus sleep analysis.
- Good everyday practicality: comfortable slip-on design and IP68 water resistance for sweat and hand-washing immersion.
- Multi-day battery for regular use (about 5-7 days reported), with longer standby.
- App features include historical data, plus syncing to Apple Health/Fitness options.
Cons
- No screen, so you rely on the app for detailed readings.
- App performance may be sensitive if you run many other apps (it can freeze for some users).
- Sizes can be limited, so it may be harder to find a perfect fit.
What buyers think
Buyer feedback centers on comfort and fit for all-day wear, with multiple shoppers highlighting that the ring feels lightweight and does not get in the way during work or exercise. Setup and connectivity are also described as straightforward, with easy phone pairing and a simple onboarding flow. People commonly mention that the ring provides useful day-to-day activity insights, including steps and workout tracking, and they like having current and historical data in the app. Battery performance is generally seen as a strong point, and the included charging approach is praised for convenience. The main recurring negatives are limited size availability and occasional app freezing when many other apps are open.
What this smart ring tracks (and how you’ll use it)
This is a display-free smart ring meant for passive, around-the-clock tracking. It uses built-in optical sensing for key wellness readings, including:
- Heart rate (continuous monitoring and activity-related insights)
- Blood oxygen (SpO2)
- Blood pressure (health management feature)
- Sleep tracking and sleep patterns
On the fitness side, it’s positioned as both a fitness ring and health tracking ring. It includes step and activity measurement (using a listed SC7A20H accelerometer) and supports workout-style activities such as running, cycling, yoga, and more general fitness sessions.
Battery life and charging, in plain terms
UniJethro rates it for roughly 5-7 days of regular use, with 7-12 days in standby mode. If you plan to wear it continuously, that range is the key decision point for whether you’ll recharge weekly or more frequently.
The ring comes with a dedicated charging cable, and buyers also specifically mention a portable charging option (helpful if you travel or want a small charging routine at home and on the go).
Comfort, durability, and water resistance
The ring is designed to be worn all day, using a resin + stainless steel build and a slip-on, round form factor. For moisture exposure, it’s rated IP68, which is typically what you want for workouts, sweat, and getting through normal day-to-day water exposure (for example, hand washing).
If you’re someone who wants a tracker that can stay on through messy routines, the IP68 rating and lightweight feel are meaningful benefits. If you are hard on accessories and swim heavily, you’ll still want to be mindful of how you use any wearable in water, even when it’s rated for ingress protection.
Phone app experience: setup, syncing, and performance
The ring uses a companion app (SmartHealth is listed) to show readings and activity history. Buyers report that:
- Connectivity is easy, with clear steps to download and pair the device.
- Data history is available, not just live metrics.
- Sync options include compatibility with Apple Health and fitness tracking ecosystems (depending on how you set up your phone).
One watch-out: some users note the app can freeze if too many other apps are open. If you keep many apps running in the background, you may want to close extras when checking readings.
Design details that matter for buying
There’s no screen, so fit and comfort are the real “interface”
Because it has no display, you’re choosing this ring for the convenience of wearing it and reviewing data on your phone. That makes it great for minimalists, but less ideal if you want quick glance metrics on the ring itself.
Size selection can make or break the experience
If you’re between sizes or have had fit issues with other rings, check your options carefully before you commit.
Who should buy this smart ring
- Men and women who want a compact smart ring for daily sleep and health insights.
- Shoppers who prefer no-display wearable trackers that focus on passive sensing and app-based history.
- People looking for multi-day battery rather than a device that needs daily charging.
- Users who want tracking features like steps and activity modes alongside wellness metrics.
Who should consider other options
- If you need instant readings on-device, this ring’s no-screen approach may feel inconvenient.
- If you strongly depend on flawless app responsiveness, note that at least some buyers reported freezing when many apps are open.
- If your ideal size is not commonly available, you may want to compare sizing options first.
Verdict
UniJethro’s smart ring is a solid pick for shoppers who want a lightweight, IP68-rated ring that tracks sleep and multiple wellness signals (heart rate, blood oxygen, blood pressure) with step and activity tracking through a companion app. The experience is generally praised for comfort, straightforward setup, and useful historical data, while the main potential friction points are finding the right size and managing app performance when your phone is running many other apps.
Price and availability
The price point is positioned as a budget-friendly smart ring, and availability can vary. Because size selection has been a concern for some buyers, it’s worth checking which sizes are currently offered before you buy.
FAQ
Does this smart ring work with iPhone and Android?
Yes. It supports both Android and iOS, and it connects to a companion app for viewing health and activity data.
What health metrics does it track?
It is designed to monitor heart rate, blood oxygen, blood pressure, and sleep (including sleep patterns).
How long does the battery last?
Regular use is rated around 5 to 7 days, with up to 7 to 12 days in standby mode.
Is it waterproof?
It has an IP68 rating, which is intended to handle sweat and water exposure such as hand washing.
Does it have an app subscription fee?
It’s marketed as having no app subscription fee.
Will it be comfortable for everyday wear?
Buyers commonly describe it as lightweight and comfortable for all-day wear, but fit depends on choosing the right size.
Are the sizes easy to find?
Some shoppers reported limited size availability. If you are between sizes, double-check what’s currently offered before ordering.
Can the app freeze?
Some buyers reported the app can freeze if too many other apps are open. Closing extra background apps may help when you want stable performance.
Specifications
| Product Title | Smart Ring for Women & Men, Health Tracker Ring with Heart Rate, Blood Oxygen,Blood Pressure, IP68 Waterproof Fitness Ring, Sleep Tracker for iPhone and Android, No APP Fee (Silver, 6#) |
|---|---|
| Category | Electronics > Wearable Technology > Rings |
| Brand | UniJethro |
| Manufacturer | Unijethro |
| Model Name | R11M |
| Model Number | R11M |
| Color | Silver |
| Item Weight | 3.5 Grams |
| Operating System | Android, IOS |
| Additional Features | Data can be synced to Apple Health, Fitness and Activity Tracker, Blood Oxygen Monitor, Heart Rate Monitor, Sleep TrackerFitness and Activity Tracker, Sleep Tracker, Remote Photography, Family Care, Blood Pressure Monitor |
| GPS Geotagging Functionality | GPS Via Smartphone |
| Band Material Type | Resin |
| Water Resistance Level | Waterproof |
| Sport Type | Cycling, Diving, Fitness, Hiking, Multi-Sports |
| Human Interface Input | Unknown |
| Supported Application | SmartHealth |
| Water Resistance Depth | 100 Meters |
| Controller Type | APP |
| Metrics Measured | Heart rate, sleep, sleep patterns, blood oxygen, blood pressure, wave-to-snap, family care |
| Closure Type | Slip-on |
| Shape | Round |
| Style Name | Modern |
| Connectivity Technology | Bluetooth |
| Wireless Compability | Bluetooth |
| Communication Feature | Bluetooth |
| Display Type | No Display |
| Warranty Type | Standard |
Available variants
Color
- Rose Gold
- Silver
- Green
- Blue
- Lavender Pink
- Gold
- Black
- Orange
Size
- 13#
- 14#
- 6#
- 7#
- 8#
- 12#
- 10#
- 9#
- 11#
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