... design idea.2:High speedMeet USB1.1&2.0 criterrion,data transfer speed is quick.3: Easy use,no need power4 ... electronic storage medium,can draw more than 1 million times,data retention: >10 years , antimagnetic ,shockproof and moisture-proof , high &low ... , attack resistant.5: Storage capacity is large,low price6: data encrypt· Capacities* 1GB, 2GB, 4GB, 8GB ,16GB,32GB· Weight 0.42 oz ...