WIDE COMPATIBILITY: Compatible with SD, SDHC, SDXC, MicroSD, MicroSDHC, and MicroSDXC cards, this versatile card reader supports all major memory card formats, providing maximum convenience and flexibility. PLUG AND PLAY: Enjoy hassle-free operation with plug-and-play functionality. Simply insert your memory card into the card reader and connect it to your device via USB 3.0 or USB 2.0, with no additional software or drivers required. ADVANCED DESIGN WITH SLIDING CAP: The BlueProton USB 3.0 Multi-Card Reader features an advanced design with a sliding cap, ensuring the safety and security of your memory cards when not in use. Say goodbye to lost caps and hello to peace of mind.