The product is very light, making it easy to carry. After inserting the memory card reader can also be used as a flash drive , so you'll have the most important data is always with you. Easy plug and play Installation Device. Securing USB connector protects against moisture and dirt. 1 x USB 2.0 Memory Card Reader. Support SOMMCRS-MMC Mini SO.T-Flash MS MS PROMS Du MS PRO Duo,M2 Mini SD T-FlashM2 use without adapter. Easy Plug and Play Installation Device. No External Power Needed. LED Light clew read and write state Slim size. easy for carry. Up to 480keis Accessibility Speed. USB Version 2.0 Specification. Support Windows 7.W98/98SENE/20001XP/ Vista. Mac OS X 9.0 and Linux 2.4 later version.