1) Compatible Model Numbers: Macbook Pro Retina A1398 15 inch2) Compatible Part Number: 820-3109-A3) Replacement and high quality,Replace your faulty, cracked or broken dc boardUniversal repair tool Please check the asin B07S9YFQJH if you need pry scewdrive Repair your iPad, iPhone,android Phone, PSP,XBox,PlayStation,Nintendo,SSD,MP3 ,players,PC, Watch and more daily devices.Colour: Blackmaterial: metalCompatible Model(s): A1398Compatible Model No:MC975LL/A,MC976LL/A,MGXA2LL/A MGXC2LL/A,MD831LL/A,ME665LL/A,ME664LL/Afor MacBook Pro Core i7 2.3 15 inch Retinafor MacBook Pro Core i7 2.6 15 inch Retinafor MacBook Pro Core i7 2.7 15 inch Retinafor MacBook Pro Core i7 2.4 15 inch Retina 2013for MacBook Pro Core i7 2.7 15 inch Retina 2013for MacBook Pro Core i7 2.8 15 inch Retina 2013for MacBook Pro Core i7 2.2 15 inch Mid-2014 (IG)for MacBook Pro Core i7 2.5 15 inch Mid-2014 (IG)for MacBook Pro Core i7 2.8 15 inch Mid-2014 (IG)for MacBook Pro Core i7 2.5 15 inch Mid-2014 (DG)for MacBook Pro Core i7 2.8 15 inch Mid-2014 (DG)for MacBook Pro 15 inch 2.4GHz Core i7 (ME664LL/A, A1398, MacBookPro10,1) - Early 2013for MacBook Pro 15 inch 2.7GHz Core i7 (ME665LL/A, A1398, MacBookPro10,1) - Early 2013for MacBook Pro 15 inch 2.8GHz Core i7 (ME665LL/A, A1398, MacBookPro10,1) - Early 2013for MacBook Pro 15 inch 2.0GHz Core i7 (ME293LL/A, A1398, MacBookPro11,2) - Late 2013for MacBook Pro 15 inch 2.3GHz Core i7 (ME294LL/A, A1398, MacBookPro11,2) - Late 2013for MacBook Pro 15 inch 2.6GHz Core i7 (ME874LL/A, A1398, MacBookPro11,2) - Late 2013package include:3 x Charging interfaceOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.