Smart Health Ring Heart Rate Blood Oxygen Sleep Monitoring Tracking Waterproof Multifunctional

  • $648.88
  • $1,080.99

SPECIFICATIONS

  • Warranty: 2 years
  • Power Supply Mode: Built-in Battery
  • Material: Metal, Plastic
  • Shelf Life: 2 years
  • Quality Certification: CE
  • Safety standard: GB2626-2006
  • weight: 95g