Capacity:  256MB, 512MB, 1GB, 2GB, 4GB, 8GB, 16GB, 32GB Interface:  Hi-Speed USB 2.0  Standard Color:  customized pvc shape usb flash drive Material:  PVC Capabtibility:  PC/MAC compatible  Operation System:  Windows Vista/XP/2000/ME/98/95 and Mac OS 10 or above  Driver:  Required only for Windows98/95  Power:  USB powered.No external power is required.  LED Indicator:  LED indicates the usage status  Shock Resistance:  1,000G  Data Retention:  Up to 10 years  Warranty:  3 years