Kr001 Health Smart Ring 5-day Battery Life Sports Heart Rate Blood Oxygen Blood Pressure Sleep Health Tracker
Product Description
Specifications
color
Black, White
diameter
17.3mm, 18.1mm, 18.9mm, 19.8mm, 20.6mm, 21.4mm
Shipping & Service
Shipping
Standard shipping 3-7 business days, express shipping available
Return Policy
30-day return policy for unused items in original packaging
Customer Support
Email support available, response within 24 hours