Milavan TK20 Smart Health Ring, Size 10, Sleep Tracking, IP68 Waterproof
Product description
As a size 10 smart ring in the New Black style, the Milavan TK20 brings sleep, stress, heart rate, and activity tracking into a compact wearable format. Its 7 mm width and micro-matte finish are designed for a lightweight feel and help resist fingerprints and scratches during everyday wear.
Automatic tracking makes it easy to follow wellness patterns without starting each measurement manually. The companion app is free, and the ring has no subscription fees.
Tech summary
The TK20 tracks heart rate, stress levels, activity, and sleep. Wellness measurements are collected automatically every 30 minutes, while sleep monitoring runs around the clock and records deep sleep, light sleep, REM stages, and awake periods. The data is for reference and is not intended for medical use.
- Type: Smart ring fitness tracker
- Size and style: Size 10, New Black
- Width: 7 mm
- Water resistance: IP68 waterproof
- Connectivity: Bluetooth
- Battery life: 3 days average
- Charge time: 1 hour
- App: Free, with no subscription fees
- Included: Smart ring, charging case, charging cable, and user manual
Compatibility
The ring connects by Bluetooth and is listed as compatible with iOS and Android smartphones, as well as smartphones and tablets. GPS location information comes through the connected smartphone, so the phone provides that context for activities rather than the ring functioning as a standalone GPS device.
Want to review activity and wellness data as part of a daily routine? Pair the ring with a compatible phone and use the app to view its tracking information. Its ring format is an alternative to wrist-worn trackers for people who would rather wear a band on a finger.
Tips for day-to-day use
Check the size chart and measure your finger circumference before choosing a size, a well-fitted ring is important for comfortable everyday wear and tracking. The size 10 New Black version pairs its slim 7 mm profile with a micro-matte finish, making it suitable for wearing through a mix of daily activities. The listed sports include cycling, running, walking, yoga, and multi-sport activity.
For sleep tracking, wear the ring as part of your regular nighttime routine so its automatic monitoring can record sleep stages and awake periods. Use the app to follow the collected wellness data over time, keeping in mind that these readings are informational rather than medical guidance. The included charging case and cable support charging when needed, the listed average battery life is 3 days, with a 1-hour charge time.
When it makes sense
The TK20 is a practical fit for adults looking for a ring-style wearable that combines sleep monitoring with heart rate, stress, and activity tracking. It suits routines that include everyday movement as well as activities such as walking, running, cycling, or yoga, while Bluetooth connection to an iOS or Android phone brings the app into the tracking setup. Choose this model when a finger-worn format, automatic sleep-stage tracking, and app access without subscription fees are the features that matter most.