• Compatible Systems : Android 5.1 or Above.
• iOS 8.0 or Above.
• Battery Life : 5-7 days of use (15 days of standby).
• Dust Proof and Waterproof Level : 5 ATM (pressure equivalent to 50 meters/ 164 feet).
• Magnetic Charging Mode.
• Lithium Polymer Battery.
• Flash Memory : ROM 512KB.
• 15mAh Battery Capacity.
• 5.0 Bluetooth Version.

The Green Lion Smart Health Tracker Ring combines next-generation technology with a fashionable design. It works with Android (5.1 and later) and iOS (8.0 and above) devices, Allowing for a flawless connection with Bluetooth 5.0. So, user-friendly with QRing App, this smart ring monitors the body's vital signs, such as blood pressure, oxygen level in the blood, heart rate, sleep quality, steps, walking distance and calorie consumption. The case and strap of the ring are made of toughened stainless steel, which can be used daily and has a 5 ATM dust-proof and waterproof rating. The 15mAh lithium polymer battery is good for 5-7 days working and 15 days standby on charging via the magnetic connector. Moreover, it has a 512KB ROM that stores the information you want to keep, reads precisely and operates reliably. Being small, smart and practical, this ring is a top-of-the-line fashion gadget that aims at those who are out to get fit, be healthy and be cool at the same time.

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