GREEN LION GNSRING9BK Smart Ring Health Observer with Wireless Charging Case / Size 9-18.9mm / Remote Snap / Sleep Monitoring / Heart Rate / Blood Pressure / Blood Oxygen / Steps & Distance / Stainless Steel Material / Dust Proof / Up to 7 Days Working Time - Black

The Green Lion Smart Ring Health Tracker is a versatile and stylish wearable designed to help you monitor your health and activity levels. With its sleek stainless-steel body, it offers a comfortable fit for ring sizes ranging from 9mm to 18.9mm. This smart ring Observes various health metrics, including steps, distance, calorie expenditure, blood pressure, blood oxygen levels, heart rate, and sleep patterns. It is also dustproof and waterproof with a 5 atm rating, making it suitable for daily wear and outdoor activities.

The ring features a long-lasting battery that provides 5-7 days of usage and up to 15 days on standby. It charges quickly via a magnetic charging system, taking around 1 hour to fully charge. The lithium polymer battery has a capacity of 15mAh, supporting the ring's reliable performance. For data storage, it includes 512KB of flash memory and supports Bluetooth 5.0 for seamless syncing with your smartphone.

The Green Lion Smart Ring is compatible with Android 5.1 and above, as well as iOS 8.0 and above. It uses the BlueX Micro chipset and the STK8321 sensor to accurately capture your health data. The accompanying QRing app helps you view and observe your metrics in real-time, offering an easy and convenient way to manage your health and fitness goals.

• Material: Stainless steel
• Compatible Systems: Android 5.1 or above, iOS 8.0 or above
• Flash Memory: ROM 512KB / Bluetooth: BT 5.0
• Battery Type: Lithium Polymer / Battery Capacity: 15mAh
• Charging Mode: Magnetic Charging / Charging Time: About 1 Hour
• Battery Life: 5-7 days of use, 15 days of standby
• Dust Proof & Waterproof Level withstand pressure equivalent to a depth of 50 meters
• Blood Oxygen, Sleep Monitoring, Heart Rate, Remote Snap
• Steps & Distance, Calories Calculation, Blood Pressure
• Ring Size: 9-18.9mm
• Wireless Charging Case