CR005P Full speed USB V1.1 or V 2.0 connetivity. Read and write flash memory card. Trully plug-and-play， hot swappable. A perfect choicex  for mobile user. A convenient and fast data exchange device for MP3， PDA， Digital camera， etc. USB inferface USB bus-powered， no extranal power supply is needed. Power LED indicator. Package Details Weight: 12.84 g Size: 13*9*0.5 cm Package Includes 1 × USB Card Reader/Writer