Using the USB3.0 standard, the transfer speed is faster and it is easy to transfer large files in seconds. Dual Card Slot Support reading writing SD4.0/TF4.0 card simultaneously. On-The-Go Data Sync and store your files anytime anywhere. Super-speed USB 3.0 Fast and stable transmission of high-resolution images and 4K/8K video. Universal Compatibility Compatible with most Type C and USB 3.0 device. Type:Card Reader Interface:USB3.0/Type-c Support memory card:SD, TF Installation method: external requirements:for Windows7/8/10/11, for OS, Linux Colour:As Shown Material:aluminum alloy Package Contents: 1 * USB3.0 Card Reader Only the above package content, other products are not included. Note: Light reflection 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.