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 for iphone & Android (Black, 7#)

Features

• Intelligent Sleep Tracker: Your favorite sleep tracker is now wrapped around your finger. this health rings for men women can also automatically monitor your sleep. Monitor your falling asleep, waking up time, sleep quality (deep sleep and light sleep) through graphs. You can view daily, weekly and monthly sleep data in the App, helping you better adjust your habits to improve your sleep quality. Fitness ring is so comfort, you wont even notice its there while it monitors your sleep.
• Track Your Health from Your Finger: This slim vital health ring for women men provides 24-hour blood oxygen, 24-hour heart rate and 24-hour blood pressure monitoring. You can conveniently view these real-time health indicators from your wrist any time, any where, and You can view daily, weekly and monthly health data in the App. Duobuy vital health ring for women provides you a more accurate monitoring information to help you explore a healthier lifestyle.
• Activity Tracker & Multiple Sport Modes: The fitness rings for men women automatically track your steps, calories burned and distance throughout the day. This smart ring has multiple sports modes such as running, cycling, skipping rope, walking, hiking, yoga, dancing, golf and more. Active these sport modes, you will get workout route, sport time, steps, heart rate, speeds, calories burned and distance from the App, to provide you with more effective exercise guidance.
• Long Battery Life: The Duobuy 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. 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 charge case. The smart rings for women men are compatible with Android 4.4 / iOS 8.4 or above smart phones. What you get includes: Duobuy smart ring *1, 400mah charging case*1, magnetic USB charge cable*1, type C charge cable*1 and instruction*1. This ring tracker is a great Christmas gift for men and women.

Operating System: Android Wear 2.9

Memory Storage Capacity: 128 MB

Special Feature: Lightweight, Slim design, Sleep monitor, Multisport Tracker, Activity Tracker

Connectivity Technology: Bluetooth

Battery Cell Composition: Lithium Ion

GPS: GPS Via Smartphone

Brand: Duobuy

Model Name: smart ring

Style: Modern

Color: Black

Waterproof Rating: IP68

Warranty Type: Lifetime

Water Resistance Level: Waterproof

GPS Geotagging Functionality: GPS Via Smartphone

Supported Application: Fitness Tracker, Multisport Tracker

Water Resistance Depth: 50 Meters

Operating System: Android Wear 2.9

Additional Features: Lightweight, Slim design, Sleep monitor, Multisport Tracker, Activity Tracker

Wearable Computer Type: Smart Ring

Built-In Media: smart ring, charge cable, user manual, power case

Target Audience: Women, Men, Unisex Adults, Unisex Youth

Manufacturer: Duobuy

Model Name: smart ring

Brand: Duobuy

Battery Power: 20 Milliamp Hours

Battery Cell Type: Lithium Ion

Connectivity Technology: Bluetooth

RAM Memory Installed: 128 MB

Memory Storage Capacity: 128 MB

Color: Black

Style Name: Modern

Compatible Devices: Smartphone

Compatible Phone Models: iPhone, Samsung, Huawei, Xiaomi, Redmi, Honor, Google, LG, SONY, HTC, Nexus, Motorola, Nokia, ZTE, Lenovo, OPPO, Vivo, OnePlus, Coolpad, ASUS, MEIZU and other Android mobile phones., iOS Devices, Android Devices