Tulbeys Fitness Tracker Smart Ring, Step Counter for Walking, Heart Rate Blood Oxygen Calorie Sleep Tracker Health Ring, IP68 Waterproof Design, Stainless Steel, 5-7 Days Battery Life (Black, US8)

HEALTH MONITOR AT YOUR FINGERTIPS: This smart ring for women and men is an all-in-one health tracker, measuring heart rate, blood oxygen levels, activity, and sleep patterns right from your finger with this compact fitness tracker ring., ALL-DAY ACTIVITY TRACKING: Motivate an active lifestyle by monitoring steps, distance, calories burned and more throughout the day while you go about your routine., LONG BATTERY ON A SINGLE CHARGE: Get up to 5-7 days of use from a single 2-hour charge thanks to efficient battery management and an 18mAh battery., MEASURE YOUR SIZE: Choose the perfect fit from a range of sizes between US ring sizes 7 through 12, ensuring all-day comfort., ALL-DAY WEARABLE DESIGN: Ultra-light stainless steel ring is comfortable enough to wear all day and night with IP68 waterproof protection for swimming and rainy activities, REMOTE PHOTO CONTROL: After enabling the remote photo function on the app, just shake the finger wearing the ring to take photos remotely. Smart rings are a fusion of art and technology that provide a comfortable, seamless experience. This is an ideal gift to make your loved one feel special and appreciated., ACCESSORY DETAILS & AFTER-SALE SEAVICE: Packing, Smart Ring*1, Charging Cable*1, Instruction Manual*1. We offer one year quality warranty, please contact with us if you encounter any problems during use.