Compatible with Old Mac book Charger Input: AC 100-240V,1.5A 50-60Hz; Output: DC 18.5V-4.6A 85W(Compatible with:60W)! Note: First Generation of Power Adapter L-tip. Foyomo Compatible with Models of the Mac book Pro Power Adapter A1344A1330A1342A1172A1181A1184A1244A1278A1330MA538LL / A661-0443661-4269661-4485661-4259661-4339.The Above Numbers are for 15 and 17 inch Pro laptops(before 2012). Foldable Plug Easily Portable: Our Old Compatible with Mac Book Pro Charger is Lighter and Smaller,the Plug can be Folded 90°,You can even put the Charger in the Pocket of the Clothes.Charger will take Less Space of Your Bag, Easy to Portable and Use. High Quality Safe Protection Certified: 85W Power Adapter has a High Charging Efficiency,Compatibility With the Mac Book Pro Power Cord. What You Get: 1* 85W Compatible with Mac Book Pro Charger with a 6.6FT Power Cord; We provide 1 year Replacement.Any questions about our Compatible with Mac Book Pro 13/15/17inch Charger,Contact