Interface: USB 2.0 Supported Memory Cards: SD, TF Cards Interface Type: USB Type-C/Type-C Compatible Devices: Type-C and Smartphones Compatible with computers and OTG phones. With SD/TF-Flash Card Slot: Supports SD/TF cards. SD/TF-Flash can be used without an adapter. Easy plug-and-play installation. No external power required. LED indicator for indication and writing status. Does not support mobile data transfer. Connecting a phone to a computer. Color: Grey Material: Aluminum Alloy Package Contents: 1 * 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.