BKWAT R02-3 Ceramic Smart Ring with Sleep, HRV & Temperature Tracking
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Description
CERAMIC WELLNESS · ALL-DAY SIMPLICITY
A ceramic ring designed for the rhythm of your day.
Meet the BKWAT R02-3, a screen-free ceramic smart ring that combines everyday style with supplier-listed wellness tracking. From heart-rate and HRV trends to sleep, SpO₂, body temperature, stress and activity, the R02-3 is designed to keep useful lifestyle information close without adding another display to your routine.
Its smooth ceramic body comes in black or white, while an 18mAh battery is rated by the manufacturer for 7–9 days of normal use. The supplier also highlights a six-axis motion-sensing design intended to support activity and step information.
Key Features
- Ceramic ring design: Black and white ceramic color options for a clean, modern look.
- Heart-rate tracking: Manufacturer-listed heart-rate monitoring using a GH3026 sensor.
- HRV and stress trends: Follow supplier-listed heart-rate-variability and stress indicators.
- Sleep and SpO₂: Track supplier-listed sleep information and blood oxygen trends.
- Body-temperature insights: Manufacturer-listed body-temperature monitoring.
- Activity and motion: Activity tracking with a supplier-described six-axis motion sensor.
- 7–9 days of normal use: Manufacturer-rated usage time; real battery life varies with settings and use.
- IP68 protection: Manufacturer-listed IP68 ingress-protection rating.
A clean look for everyday wear
The ceramic finish keeps the focus on the ring itself. Choose a neutral black or white style for work, travel or daily wear.
A fuller picture of your routine
Combine HRV, sleep, heart rate, SpO₂, temperature, stress and activity information to explore everyday trends through the supported companion app.
More wearing, less charging
The supplier rates the R02-3 for 7–9 days of normal operation from an 18mAh battery, with an approximate charging time of 1.5 hours.
Technical Specifications
| Model | R02-3 |
|---|---|
| Type | Screen-free ceramic smart ring |
| Chipset | APPLLo 3blue (supplier spelling) |
| Optical heart-rate sensor | GH3026 |
| Motion sensor | Six-axis G-sensor (supplier model note; chip model not listed) |
| Battery | 18mAh polymer battery |
| Rated normal use | 7–9 days (manufacturer estimate) |
| Charging time | Approximately 1.5 hours |
| Wireless | Bluetooth BLE 5.1 |
| Material | Ceramic |
| Finish colors | Black, white |
| Water resistance | IP68 (manufacturer-listed) |
| Weight | 4g (supplier specification) |
| Sizes / inner diameters | #8 (18.2mm), #9 (19.0mm), #10 (19.9mm), #11 (20.7mm), #12 (21.5mm) |
| Companion app | ChipletRing appears in a shared app column; confirm final model/firmware pairing |
FAQ
What can the R02-3 track?
The supplier lists heart rate, HRV, sleep, blood oxygen, body temperature, stress and activity.
How long does its battery last?
The manufacturer lists 7–9 days of normal use. Actual runtime can change with settings and tracking frequency.
Which sizes are listed?
The supplier lists sizes #8 through #12, with inner diameters from 18.2mm to 21.5mm.
Does the R02-3 have an ECG feature?
ECG is not listed for R02-3 in the provided manufacturer sheet; a different model, R02-2, lists ECG as under development.