Support -SD and NM card to read and copy each other at the same time. Take and save photos and videos as you like, and record beautiful moments all the time. Using high-quality metal shell, zinc alloy material has a strong metal texture. The surface is oxidized and colored, which is not only lightweight and fashionable, also greatly improves the heat dissipation performance of the card reader. USB3.0 high-speed transmission conforms to the usb2.0 transmission standard and supports the usb1.1 transmission standard for high-speed data transmission. The data speed is as high as 90MB/s, which can meet the needs of smartphones and bring you a more enjoyable experience. Type: Card Reader Interface: USB3.0/Type-C Support memory card: TF/NM card Material: Zinc Alloy Color: silver Size: 56.2 x 22 x 9.45mm Package Contents: 1 x 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.