Shenzhen Morrison Electronics Co.,Limited
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IP68,AB2026B3,BT 5.2
Device Size: 6.5*2.6mm
Body material: Stainless steel +Epoxy Resin
Heart rate sensor: HX3918
Function:Heart rate detection,Blood oxygen test,HRV,Sleep detection,Activity(Distance/calories/daily steps statistics / 7-day goal achievement/effective activity, etc),sedentary reminder,Multiple sport modes
Battery capacity: 15-20mAh
Charging method: USB Magnetic wire
APP: Luck ring
Size:7 8 9 10 11 12 13