Specifications: 1) USB version 2.0 2) Read Mini SD card 3) Hot swappable 4) Plug and play Card Reader,sd,mini sd,mmc,cf Specifications:1) USB version 2.02) Read Mini SD card3) Hot swappable 4) Plug and play 5) Draws power directly from USB port6) Dimensions: 65 x 25 x 13mm (L x W x H)Card Reader,sd,mini sd,mmc,cf,usb flash disk