The product is a genuine Fitbit Charge 2 HR charger, specifically designed for Fitbit Charge 2 and Fitbit Classic models. It is a black rubber charging cable that is portable and can be clipped on easily. The cable is compatible with Fitbit devices and is used for charging during gym and training activities. It is a lightweight item, weighing 0.04 pounds, and is an original OEM product from Fitbit.