Health Rings for Women Men, Fitness Tracker with Heart Rate,Blood Oxygen, Blood Pressure, Sleep Tracker, Step Tracker, No Subscription Fee, IP68 Waterproof Smart Ring (Only Ring Sizing Kit)
Price: $5.98
(as of Jun 15, 2025 04:20:44 UTC – Details)
Ring Sizing Kit for FKGZJF Smart Ring, Size First Before You Buy the FKGZJF Health Rings, Including 8 different Sizing Kits, Choose from Size 6 to Size 13, Easier to Find The Perfect Ring Size for Your Finger, Avoiding the Hassle of Returning the Wrong Size Smart Ring, Ensure for Comfortable Wear.
💎 Why to buy the Ring Sizing Kit? Many people measure the ring size by a string or a paper, and wrap it around the finger, then mark it by a pen to measure the length to decide the ring size, but most of them got the ring with wrong size, some are too big, some are too tight. so we design this Ring Sizing Kit to help our customer to find the perfect ring size.
💎 Designed for Precision: The FKGZJF Ring Sizing Kit is specially crafted to ensure accurate finger size measurement for a perfect fit with FKGZJF smart rings. it’s only for the FKGZJF smart ring, not for other smart ring brands.
💎 Easy-to-Use: You just need to choose one or more sizing gauge to wear on your finger, then you will find the most comfortable size. we recommend you to wear the suitable sizing gauge for 24 hours. The sizing gauge should fit your skin gently, neither too tight to cause discomfort nor too loose to slip off easily.
💎 Comfortable Material: Made with high-quality, skin-friendly materials, our sizing kit ensures a smooth and comfortable measuring experience.
💎 Exclusive Compatibility: This sizing kit is uniquely designed to work exclusively with FKGZJF smart rings, providing the best fit and performance for our smart ring. This sizing kit is suit for both men and women, you can use this sizing kit to find the right size for all of your families, then you can buy a FKGZJF smart ring with perfect size for yourself, your husband, wife, father, mother, boy friend, girl friend etc.
💎【Long Battery Life】: The FKGZJF Smart Ring has a battery life of up to 3-5 days on a 2 hrs charge. We offer a free portable charging case with 400 mah battery, it can fully charge the smart ring for about 15 times, which greatly extending the usage time to 60 days. You can also charge the charging case, then you can use it to charge the smart ring 15 times again. Ideal for frequent business travelers and outdoor enthusiasts, ensuring continuous health monitoring no matter where you are.
💎【Easy to Charge and Wide Compatibility】: Simply charge the smart rings for women men with a magnetic USB cable or the charging case. The smart rings for women men are compatible with Android 4.4 / iOS 8.4 or above smart phones. What you get includes: FKGZJF smart ring *1, 400mah charging case*1, magnetic USB charge cable*1, type C charge cable(for charging the charge case)*1 and instruction*1. This ring tracker is a great gift for men and women.
Customers say
Customers find the fitness ring easy to use and appreciate its accurate step tracking and heart rate monitoring. The ring offers good functionality, with one customer noting it works well with both iPhone and Android devices, and customers like its size options and stylish appearance. They consider it good value for money, with one mentioning it’s an affordable alternative to bulky smartwatches, and they like its sleep tracking features.
