HARMNHLT Smart Ring Health Tracker, Record Sleep Quality, Heart Rate, Body Temperature, Blood Oxygen and Pedometer, Compatible with iOS and Android(Silver, 7#)

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HARMNHLT Smart Ring Health Tracker, Record Sleep Features

• 【Sleep Tracking Ring】The ring also professionally interprets the sleep characteristics and analyzes the sleep quality of each stage during sleep to help you adjust your sleep habits. For example, deep sleep, rapid eye movement sleep, light sleep and wakefulness can help you determine whether you need more deep sleep stages.

• 【Fitness Tracking Ring】 The ring continuously tracks and records your physical vigor throughout the day. Record your exercise heart rate, steps and exercise data as you perform sports and fitness workouts. Calories Burned.

• 【Smart Health Ring】As a professional heart health advisor, the Smart Ring is equipped with high-precision, high-performance heart rate and oxygen saturation sensors to accurately acquire data and monitor your heart activity 24/7. The Smart Ring will intelligently analyze the relationship between your activity and heart rate. Comprehensive understanding of your physical state

• 【IOS&Android Compatibility】Download our app for iOS or Android operating systems and track your workouts, sleep stages and blood oxygen levels.

• 【IP68 Waterproof】No need to take it off in water-related environments such as washing and swimming. Unaffected by sweating when exercising, continuously monitor your body condition.

• 【Ultra Long Standby】 Say goodbye to daily charging. One full charge, no need to carry a charger for a week. Support wireless charging, more convenient to wear.

• 【No Subscription Fee】Smart ring health tracker data can be easily viewed through the mobile app without any subscription fee. Smart Ring supports Android 6.0 and iOS 11.0 and above.

• 【100% After-sales】If you encounter any problems during use, please contact us promptly via Amazon message. We will reply within 12 hours. We provide full technical support and return service for you!

About HARMNHLT Smart Ring Health Tracker, Record Sleep

Product size: 7, 8, 9, 10, 11, 12, 13 total 8 size models Width: 7.9mm Thickness: 2.8mm Weight: 4~6g Color:gold，black，rose gold，silver Material: lightweight durable titanium, PVD coated, non-sensitive, non-metallic, seamless inner molding Waterproof rating: IP68 Sensors: Green LED (Optical Heart Rate Sensor), Red LED (Blood Oxygen Sensor), Infrared Photoplethysmography (PPG) Sensor, Skin Temperature Sensor, Photodiode, 3D Accelerometer Battery Type: Li-Polymer