• This is a USB3.0 to CF/TF/SD multi-port card reader
• No additional power supply is required
• Small and compact design, it is easy to carry 
• Compatible with Windows XP/7/8 +, Mac OSX10.5+, Linux2.4.x+

Specifications: 

• Product interface: USB3.0
• Theoretical transmission speed: 5Gbps
• Product Size: L62 x W35 x H14mm
• Support card type: TF, SD, CF (single card read/write)
• Maximum Capacity: 2TB