For product (in summary):
As described in the product declaration:
1. Switch on PC
2nd hard drive on and connect via USB (je na Operation System / = I use Windows 7)
3. Program (backup preloaded on the drive) Start
4. Backup starts = all important data is backed up (you can decide which data you want to back up first!)
5. almost no disk sounds
6. Temperature-development only "under" Hand Heat
7. end of the first backup can decide whether the Lauwerk "future to automatically save data changes?" / What I mean by "YES!" have answered
8. automatic backup works perfectly! (Almost like a NAS drive?)
Finally, my personal opinion:
I have not regretted the purchase, on the contrary ... !: I am with this product very, very pleased !!!!