The Fitbit Flex 2 OEM Charging Cable is a black plastic cable designed specifically for charging the Fitbit Flex 2 model. It is a genuine Fitbit product, making it reliable and compatible with the Flex 2. The cable is suitable for use in a gym or training setting, making it convenient for fitness enthusiasts to keep their Fitbit charged and ready to track their progress. The cable does not come with a manufacturer warranty, but its quality is assured as it is an original equipment manufacturer (OEM) part.