ITEM NAME:High USB 2.0 Memory Card Reader Adapter Green for Micro SD/SDHC Description: Compatible with USB 1.1 or USB 2.0 specification. The USB 2.0 480Mbps high speed specifications. No USB wire required, simple operation and portability, super thin and pocket-sized. Plug-and-play, no external power supply required. Supported operating systems: Microsoft Windows 8, Windows 7, Vista, Windows XP, Windows ME, Windows 2000 and Windows 98 / 98SE. Mac OS X. Compatible with the following memory cards: for Micro SDHC TF / T-Flash / Micro SD card. Specification: Dimension: Approx. 50x19x8mm Material: PVC Package Includes: 2Piece Card Reader Note: Please allow 0.5-1 inch difference due to manual measurement.(1 inch=2.54cm) Due to the difference between different monitors, the picture may not reflect the actual color of the item. Please understand, Thank you. SKU: FUZ0026892378006984.2Piece Card Reader. No USB wire required, simple operation and portability, super thin and pocket-sized. Due to the difference between different monitors, the picture may not reflect the actual color of the item.