Easy to use: Universal USB serial bus interface, support hot swap, plug and play. Versatile: the second generation optical disc drive for 6p and 7p sata notebook computers. and portable: small size, light weight, easy to carry, easy to install. Safe and reliable: Offline data protection, safe and reliable. Strong compatibility: can be used to exchange data on multiple platforms. Hardware requirements: PC with USB interface. Easy to operate: No power, plug and play, don't worry. Transmission interface: USB2.0 size:30cm Material:Electronic component colour:Black Package Contents: 1 x Adapter Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.