KS5781 ECG Wellness Smart Ring
A compact stainless-steel smart ring for ECG reference records, heart-rate and blood-oxygen trends, sleep tracking and daily activity sync with KINGSTARFit.
- ECG
- Contact measurement
- 5ATM
- Water protection
- 15–20mAh
- Battery
- 24/7
- Daily tracking
Product highlights
Designed for connected daily wellness.
ECG contact design
External and inner contact points support convenient ECG reference measurements.
Overnight comfort
A low-profile stainless-steel and resin structure is designed for day-and-night wear.
Daily wellness records
Track sleep, heart-rate, blood-oxygen and activity trends in KINGSTARFit.
Water-ready construction
5ATM and IP68-rated construction supports common daily water and swim scenarios.
Specifications
Clear technical information.
| Item | Detail |
|---|---|
| Material | Stainless steel with transparent resin inner structure |
| Main chipset | Nordic 52832 platform |
| Sensors | ECG contacts, optical heart-rate system and motion sensor |
| Battery | 15–20mAh rechargeable lithium battery |
| Charging | Magnetic charging case |
| Water protection | 5ATM / IP68 |
| Functions | ECG reference, sleep, heart rate, SpO₂ reference, steps and sports modes |
| App | KINGSTARFit for iOS and Android |
Health and activity measurements are for general wellness reference only and are not intended for diagnosis, treatment or emergency use.
Package and support
Everything you need to get started.
- KS5781 smart ring
- Magnetic charging case and cable
- Sizing information
- Quick start guide
- Retail box
Interested in this model?
Distributors and OEM / ODM customers can request pricing, samples and the full product list for the KS5781 Smart Ring.