Small size, easy to carry. USB A male and micro-USB dual plug design, support Smart Phone and PC dual interface. No need to transfer data bidirectionally through PC, smartphone and memory card. Fully compliant with the high-speed USB2.0 transmission protocol, the maximum transmission can reach 480Mb/s. Plug and play, no external power supply required.<br><br>Interface: USB 2.0 Support memory card: SD, TF Product weight: 8 g Colour:White Material:ABS Size:51.5x19x11mm<br><br>Package Contents: 1 x card reader<br><br>Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.