The latest USB 2.0 interface card reader allows convenient access to FLASH DISK and various memory cards. No need to frequently plug and unplug the USB interface for changing cards—simply press the button to switch. This card reader has been tested for compatibility with standard memory cards, PC cards, and FLASH DISK cards. Compatible with brands including HITACHI, SILICONTECH, vSMART WHITE ELECTRONIC DESIGNS, and SIMPLE TECHNOLOGY. Works with Windows 7, Windows XP, Windows 2000, Vista, and ME systems without requiring additional drivers. Driver installation may be needed for Windows 98 or older systems. Features multi-adapter support via PCMCIA connector for SD, MS, XD, and SM cards, enabling direct reading of SD cards, memory sticks, XD cards, and SM cards. Dimensions: 120 x 95 x 28mm How to use: 1. Insert the memory card first, then connect the USB to the computer, or connect the USB first, turn off the light, insert the card, then turn on the light. The XP system will detect and read the card. 2. After use, disconnect the USB first before removing the card, or turn off the light before removing the card. 3. To test compatibility, copy JPG images to the card, power off and on the reader, then view the images. If there is no distortion, the card and reader are compatible. Notes: 1. Memory cards used should be 20MB or larger. 2. This card reader is custom-made and only supports standard 68-pin storage cards. Other models are not supported. 3. Does not support CF cards, P2 cards, high-speed cards, linear cards, or other types of flash memory cards. Color: As shown Material: Plastic Package Contents: 1 x Card Reader Note: Light reflection and display differences may cause slight variations in color between the image and the actual item. Measurement may vary by +/- 1-3cm.