5-IN-1 Genius Design: SD 3.0 Card Readers, providing speed up to UHS-I (104MB/s), much faster than most card readers in the market. Three USB 3.0 ports with data transfer speed up to 5 Gbps Work Fast, Live More: Connect up to three USB devices simultaneously while read & write data from the SD/TF Card (One Card at a time). Lightweight and appropriate size perfect for traveling and carrying with