1,You can use it to connect the computer to the mobile hard disk, and the measured data transmission speed is up to 1671MB or s. 2,Mobile phone connected to large screen display by it, plug and play. 3,Tinplate solves EMI interference, tinplate metal screen, through laser welding, and integrated structure with connectors to prevent external signal interference and improve data transmission stability. 4,USB‑compliant wire, 16‑core tinned copper core wire and 144 0.08mm copper wire composed of screen net. 5,Support for lightning 3, transmission rate up to 20Gbps, support fast charge. Features: You can use it to connect the computer to the mobile hard disk, and the measured data transmission speed is up to 1671MB or s. Mobile phone connected to large screen display by it, plug and play. Tinplate solves EMI interference, tinplate metal screen, through laser welding, and integrated structure with connectors to prevent external signal interference and improve data transmission stability. USB-compliant wire, 16-core tinned copper core wire and 144 0.08mm copper wire composed of screen net. Support for lightning 3, transmission rate up to 20Gbps, support fast charge. Specifications: Material: Aluminum alloy Chip: For E-Marker Chip Cable Length: 0.5m or 19.69inch, 1m or 39.37inch, 1.5m or 59.06inch(optional) Package list: 1 x Data Cable 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.