Installation: ExternalType: SD Card， CF CardBrand Name: Card ReaderCard Slots: All in 1 / Multi in 1Package: YesInterface: USBModel Number: CR003Unit Type: pieceWeight package: 0.100kg (0.22lb.)Package sizes: 10cm x 8cm x 2cm (3.94in x 3.15in x 0.79in)packing list:1 X card reader (SD / TF card not included)