Mingzhe Health Tracker Smart Fitness Tracker with Sleep Monitoring Heart Rate APP for Men Women IP68 Remote Camera Control 7 Day Battery (Size 12(ID 21.4mm / 0.84in C 67.2mm / 2.65in))

Matybobe Smart Wearable Water Proof Step Counter Fitness Tracker with Charging Case for Sports (13 ID: 22.2mm/0.87in, Circumference: 69.7mm/2.74in)

2 in1 Fitness Tracker with Built-in Bluetooth Earbuds，Answer/Make Calls Smart Watch 1.57" HD Touch Color Screen，24/7 Health Activity Trackers with Calories Step Counter for Women Men(White)

Zopsc Smart Ring Health Tracker, Fitness Tracker Ring for Men Women, Accurate Monitoring for Sports Sleeping Activity

GOWENIC Smart Health Ring, 50 Meters Water Lightweight Aluminium Alloy Sports Ring, Track Fitness Remotely, 7 Day Battery Life, Innovative Design, Seamless Blend, for JYOUPRO

Aurikall Smart Health Ring Fitness Tracker, Stainless Steel, IP68, Sports Modes Step Sleep Tracking, Compatible with Mobile App (Style 7)

Aurikall Smart Ring Health Tracker IP68 Water with Charging Case, Bluetooth 5.1 Fitness Ring Step Counter for Sports and Daily Use, Ti Steel Unisex Silver Inner Diameter (10#)

Tangxi Smart Health, Fitness Tracker with Digital Display and IP68 Water Proof, for Exercise Monitoring and Sleep Tracking (Size 11)

Aurikall Smart Ring Health Tracker with Display, IP68 Rating, Multiple Sport Modes, Activity Tracker, Page Turner, Made with Stainless Steel for Men and Women (#8)

Sanpyl Health, IP68 Multiple Exercise Modes Fitness Health Monitoring Wearable Calorie Tracking with Charging Case, for Android,for iOS (22#)