Analogue-Digital
2.9g
Automatic
Yes
stainless steel
S1 pro
Silver/Rose gold
Unisex
2.8mm
*Heart rate detection, Blood oxygen test, HRV, Stress
Multiple sport modes(19 Types sports and 5 Types GPS sports), Sleep detection (12 hours Sleep time ,Sleep quality), Step count
*Distance/calories/daily steps statistics / 7-day goal achievement/effective activity, etc
*Synchronous data to APK/APP
| App： | Da rings |
| IC | AB2026B3 |
| Heart rate IC： | HX3918 |
| Battery ： | 18mAh |
| standby time： | About 5-7days |
| Case Material： | Stainless steel |
| Thickness: | 2.8mm |
| size： | #8(Inner diameter 18.2mm) #9(Inside diameter 19.0mm) #10(Inside diameter 19.9mm) |
| colour： | Silver/Rose Gold |
| Waterproof： | 50 meters |
45 days