Smart Ring Health Tracker with Display Screen, Sleep Tracker with Heart Rate, Fitness Ring Step Tracker for Activity Monitoring/Steps/Calories,Wireless Charging, for iOS Android (Silver, #14)

Name:Smart Ring Health Tracker with Display Screen Water Proof:IP68 Material process:Stainless steel ten glue pouring process Size: #8(18.2 mm) # 9(19.0 mm) # 10(19.9 mm) # 11(20.7 mm) # 12(21.5 mm) #13(22.3mm) #14(23mm) thickness 2.5mm Weight:3.4g or so Color:black、golden、sliver Chipset (main chip model):German Dialog DA14585)-ultra-low power, more durable Memory (ROM+RAM):96kb ROM + 64 Kb RAM G-Sensor:SC7A20 Bluetooth Version:V5.1 MobileAPP-GPS:Yes Heart rate sensor:Tianyi 3918 Battery Type:Polymer Pure Cobalt Battery Operating temperature range:0-50℃ Battery Capacity:26mah Charging time:Two hours Theory Standby time:16-20 days Normal using time:4-5 days Charging:charging box Compability:Android 9.0 and above; Apple IOS 10.0 and above Compability Software:Jring Operation:Ring touch Multisports:Multiple movement modes Heart rate:Touch three times and the red heart rate lightwill light up and the last test data will be displayed. Afterstaying on the interface for two seconds, it will enter the heartrate test state and the three middle bars will rotate. After thetest, the test results will be displayed. Sleep:Touch five times to display the word SLEEP, and after0.6 seconds, the sleep duration of last night will be displayed. Blood oxygen:Touch four times and the red heart rate lightwill light up and the words SOP2 will be displayed. After 0.6seconds, the blood oxygen test state will be switched and thethree middle bars will rotate. After the test, the test result willbe displayed. Battery level:Touch six times to display the current batterylevel, the same as when charging. Time:Touch to display the current synchronization time Steps:Double-touch and the green step light will light upand display the actual number of steps. " Wave your hand to take a picture immediately":Innovative design, so that you can easily capture the beautiful moment anytime and anywhere. Selfie new height, one finger trigger beautiful smart ring, remote control photography, so that you can easily become their own professional photographer Wechat&Apple:Access wechat Sports and Apple Health APP multi-Language support:National language: multilingual Support OTA :Support for FOTA upgrades

• 【Intelligent display screen & Touch Control】The Ring can display data clearly,this smart ring has updated its display technology, adopting dot matrix technology to improve the display effect Also supports caller ID for unfamiliar numbers (calls from existing numbers in the address book will not be displayed)
• 【Activity Tracking & 100+Sports Modes】Multi-Sports mode can track your sports data,view the app help you know how to improve your sports
• 【Health Tracker:HR，HRV，SpO2 &Sleep Monitoring】 Our smart ring features advanced sensors to track heart rate, Heart Rate Variability, blood oxygen (SpO2), and sleep in real-time, 24 hours a day. Easily View all your health datas on the JRing app and analyze daily, weekly, and monthly reports to optimize your lifestyle and improve overall wellnes
• 【5AMT Waterproof & No Subscription Fees】Our health tracker ring provides 5AMT waterproof protection, and you can use it with confidence without taking it off when washing hands, swimming and taking a bath. It Made of epoxy resin and stainless steel, it is comfortable and lightweight to wear,all-day wearing comfort and durability.Enjoy full access to all health & fitness features with no monthly fees—tracking heart rate, sleep, workouts, and without hidden costs
• 【Latest Updated Version】Our smart ring use point to point technology to display data on the ring,will let you view clearly such as time,phone number,heart rate,blood oxygen,sleep etc..