This is a smart ring health tracker fitness tracker heart sleep monitor designed for both iOS and Android users. It has a Bluetooth connection and can measure your heart rate and sleep quality. The ring is made of metal and has a battery life of 2-5 days with standby mode for 10 days. It has a size of 8-12 and is suitable for unisex adults. The ring has GPS sensors and can track your running and jogging activities. It is available in black color and has multiple language options such as English, Italian, French, German, and Spanish.
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