Original Apple iPhone 11 Pro Max OLED Display OEM refurbished Screen Replacement. This is OEM refurbished Screen. It is not after market one.
Note: With iOS 15.2 or later and iPhone XR, iPhone Xs model, and later, system will recognize replaced screen as "unknown part". These message don't affect your ability to use your iPhone or your screen.
In fact, you are getting genuine Apple screen quality and color as it should be.