64GB Sandisk Cruzer Force USB 2.0 Flash Memory Drive with SanDisk SecureAccess 128bit AES Encryption Vault and online backup protection with distinctive stylish metal casing and retractable design up to 24MB/s Read and 6MB/s Write for Mac and PC 5V self powered Plug and Play- Hot Swappable- external media- portable drive 34mm x 12mm x 7mm