Smart Ring Heart Rate Blood Oxygen Sleep Monitoring Pedometer Calorie Multifunctional Sports Fitness Smart Finger Ring Men Women

Design: Beautiful \nWaterproof: Cannot be submerged in water. Can be worn while bathing \nCharging box, charging cable, and all necessary accessories are included \nProduct quality is very good, value for money is very good, delivery speed is very good, service from the shop is very good, service from the shipping company is very good