1. The smart ring in the world with display function. 2. OLED display screen: The ring is equipped with a 049-inch OLED dlsplay screen which Displays the time. 3. Long battery life: The ring is equipped with a large capacity battery that can be used for long time. Parameters: Product Name: Waterproof Touch Screen Counter Ring size: 1.8cm/20cm/22cm Color: emerald green, purple, red Packaging includes: Counter *1 USB cable * User Manual *1 Adjusting ring 2
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