1,New USB flash drive 2,USB2.0,Hi-speed 3,Original flash,2GB,4GB,8GB 3,Free customized logo 4,Free preloading datas ... 1),USB 2.0 & 1.1,High quality2),Fast Reading (10-15mbps) & writing(3-5 mbps)3),Support Hot plug and play,4 ... ),Comes with a 1-year guarantee.7),Can be repeated to wiped and written one millions times.8),Data retention: OVER ...