Open box but never used. This size 9 black smart ring is a sleek and modern activity tracker. It comes with a charging wireamd manual. It is compatible with Apple and Android phones. This ring features advanced sensors for tracking various activities such as running and jogging, as well as monitoring your heart rate, sleep patterns, and setting fitness goals. With Bluetooth connectivity and a variety of tracking features like a pedometer, this ring is a convenient and stylish accessory for maintaining a healthy lifestyle.
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