Additional information
| Weight | 0.14 kg |
|---|---|
| Dimensions | 15 × 10 × 3 cm |
| Brand Name | Timethinker |
| Model Number | R18 Smart Ring |
| Certification | ce |
| Origin | Mainland China |
| High-concerned chemical | None |
| Waterproof Grade | 5ATM |
| Case Material | STEEL |
| NFC Support | No |
| Metrics measured | Heart Rate Monitor, Sleep Monitor, Blood Oxygen Monitor, Stress Monitor |
| Battery Capacity(mAh) | 20mah |
| Choice | yes |
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