Brand new and high quality. Compact design, easy to carry for on the go use. USB2.0 Interface. No external power supply required. Supports memory cards:T-Flash/Micro SD. Supported Device: All OTG-Enabled Phone and PC. Size:3.5cm x 1.5cm x 0.8cm-1.38inch x 0.59inch x 0.31inch. Color:Black, White. Package Included: 1x 2-in-1 Card Reader