The retractable design allows you to have a variety of length options, taking up no space, convenient storage, and preventing the charging cable from being too short to charge. One cable with three interfaces. It can be used to charge and transfer data, compatible with most of cell phone and tablet. Simple, lightweight, portable and convenient. Ideal Length 3Ft/1 Meters is optimal to use in home, office, car, traveling & more. Retractable 3-in-1 Cable is very easy to fold and place in your handbag, laptop bag, pocket etc. Quantity over 6000 ship by sea.