Four-in-one mobile phone U disk device can be easily expanded and data can be easily shared. Plug and play, no jailbreak, no ITUNES, convenient and fast. High-speed transmission, faster support maximum 2TB capacity memory card reading. When traveling, you can take a and save it, and it is compatible with audio, video and multimedia plug and play. Plug and Play Watch HD . Type: flash drive Data transfer rate: 50 (MB/s) Maximum read speed: 50 (MB/s) Maximum write speed: 20 (MB/s) Interface type: USB/Type-C/Android/Lintning Colour:gold Material:Zinc alloy Size:44 x 40 x 13mm Package Contents: 1 x Flash Drive Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.