Flawed drive---died after two days

I had high hopes for this portable drive. The form factor is great, and the pull-out USB cable is a nice touch. It mounted easily on my MacBook Pro and did not need the included power cable. Backup speeds were great and the drive was totally silent. Guess they don't have a fan built in.

Which is why I suspect this drive is a bust. It was reliably backing up my MBP using Time Machine every hour yesterday morning and then started making a clicking noise as I sat there. I unmounted the drive and removed it from the USB port so that it would stop making noise and then replugged it in---the power light came on but the drive wouldn't mount. Same thing if I used the other USB port and even the included USB power adapted. Nothing.

I'm having the drive replaced for a second try, but I'm not optimistic. I've never seen a hard drive die after only two days of use. Reading online forums, it seems that this drive has issues, and one possible reason is the lack of a fan. I'm wondering if the only way  more