A/B grade: Fully Functional OEM iPhone,no or slight scratches on the screen/back shell, intact middle frame.
C grade: Fully Functional OEM iPhone, cracked glass, replaced OEM screen or deep scratches on the screen/back shell.
D grade: Fully Functional OEM iPhone, Power on with bad (aftermarket)LCD,iTunes display(cant be set up).
DOA: Intact appearance : Power on bad LCD and cracked back; Power off ,heavy bent,water damaged.

A grade: Fully functional OEM iPad, the device is free of all scratches, scuffs, and dents (Like New).
B grade: Fully functional OEM iPad, the device has small scratches with no dents.
C grade: Fully functional OEM iPad, the device has scratches, noticeable dents or scuffs.
D grade: Fully functional OEM iPad, the device has a good LCD with cracked glass or bad housing.
E grade: OEM iPad, the device includes issues like no power, bad LCD.
Note: The device has bad speakers or camera, it will be downgraded one level.

A LIKE NEW It’s like a new phone, no scratches on the middle frame/screen
B Tiny scratch There are slight scratches on the middle frame/screen
C Heavy scratch The middle frame/screen has deep scratches or Dent
D Cracked GLASS Cracked glass, LCD working/changed original glass
E Bad lcd power on with bad LCD/aftermarket screen, The middle frame and back shell are intact without fractured.