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Category: Smartwatches |Brand: HAYLOU
Sorry, this product is not available at the moment. We will restock as soon as possible.
This Haylou RS4 smart watch is able to detect your heart rate 24 hours a day and detect even slight change, welly knowing your every heartbeat. With this watch, you can actively monitors sleep time and status to help you develop good sleep habits. And also you train breathing.