CNBRO Smart Ring for Men Women Health Rings Heart Rate Sleep Monitor Step Counter Pedometer Sports Ring Fashion Fitness Tracker Ring with Charging Case Gold Rings for Android iOS Phones - JYSR300FSGOLD-19

• BRING HEALTHY LIFE : Stainless steel smart ring can accurately track steps,distance,calorie counters whether it's indoor/outdoor running/walking,wear more lightweight SMALLER BUT MORE POWERFUL : Built-in high-performance heart rate sensor,through the green light sensor,quickly measure your heart rate,sleep,etc.You can also turn on APP measure your heart rate.KNOW YOUR SLEEP : Automatically monitor sleep at night,record sleep duration,analyze sleep data and sleep depth LARGE CAPACITY : smart ring capacity:18mAh,3-5 days ring single use time.The built-in battery in the charging compartment canstore power can independently charge the device about 5 times whenfully charged.Convenient to carry and use when going out IP68 WATERPROOF SMART RING : Wear it without restraint,you can wear it when you sweat,wash hands(Do not soak in hot water or sea water).Built-in sports game function,when you wear the ring to follow the movement beat of our fitness coach,so that health and entertainment combined FIND YOUR SIZE : Available in size US 7-12, find the most suitable size for you,please stay in touch with us freely if you have any problem