ClickFree HD701 120gb Automatic Backup USB External Hard Drive - Deluxe Edition First out-of-the-box automatic backup. No software to install or configure, no buttons to push. Just plug it in to perform backup - a worlds first Multiple (family) PC backup backs up to 5 PCs on one device just by plugging it in to each computer. Simple 2 step data transfer or restore process. Backs up over 350 file types including office documents, pictures, music and email.