4. Complete set original printing light hinge mark NGAI. Sorry for the inconvenience. Thanks for your understanding. You can return an item any time if it is proven to be unauthentic by a generally recognized authority e. G, BPA, CSS, RPSL, etc. Proof that a mutually acceptable authority declines to express an opinion is not grounds for the return. We will try every effort to make sure you are happy. Your 5-star feedback is greatly appreciated.