Koretrak sorts of sports records, and the will record each single calorie this is burned at the same time as it's far on. Important metrics like blood oxygen ranges, blood stress, and heart rate may be read in a count of 10 seconds, and this records is then saved to add to the consumer’s phone with a Bluetooth connection. https://apnews.com/f46d92d8ece506275d988e96899e0a2f