Free shipping on orders over $88
Professional Health Assistant
Intelligent Tracking
Accurate Analysis
IP68 Waterproof
Ring size information
| Ring Number | Inner diameter (mm) | Outer diameter (mm) |
| 7 | 17.2 | 22.6 |
| 8 | 18 | 23.4 |
| 9 | 18.8 | 24.2 |
| 10 | 19.7 | 25.1 |
| 11 | 20.5 | 25.9 |
Model: PC-009
Battery type: Ring – 18mAh lithium polymer battery, Charging case – 200mAh lithium polymer battery
Charging time: Ring – Approximately 1 hour, Charging case – Approximately 1.5 hours
Working time: Up to 4 days
Support: Android 6.0 and above, iOS 9.0 and above
Material: Stainless Steel
Smart ring x1
Charging case x1
USB-A to USB-C charging cable x1
Frequently Asked Questions
Shop with Confidence at Challenger
Free Delivery
Free standard delivery for orders above $88.
ValueClub Membership
Members get access to exclusive experiences, offers, and more.