0 Power on hours, powered on to test functionality and perform CrystalDiskInfo speed test.

15mm Heatsinks are in Grade A/B condition. Most look new but a couple of the units have small nicks and scratches on them.  These cosmetic imperfections should not affect cooling performance.

https://www.storagereview.com/review/sk-hynix-pe8110-e1-s-ssd-hands-on

30 days guaranteed against DOA. NO returns