The USB Charger Cable Data Transfer Lead for Seagate 500GB External HDD Hard Drive is a black cable designed specifically for Seagate external desktop hard drives. It is a 2m long USB cable with a USB 3.0 connector on one end and a USB 2.0 connector on the other. This cable allows for data sync and battery charging, making it a versatile and essential accessory for your Seagate hard drive. Made by Sojon, this unit is compatible with the Seagate 500GB external desktop HDD hard drive and offers a reliable connection for all your data transfer needs.