Eathtek Replacement CPU Cooling Cooler Fan for Apple Macbook Pro 13" Unibody A1278 A1280 A1342 series, Compatible with part numbers 661-4946 922-8620 Compatible Model Numbers: Apple Macbook Pro 13" Unibody A1278 A1280 A1342 661-4946 922-8620 Compatible part numbers: 661-4946 922-8620 Replacement and high quality,Replace your faulty, cracked or broken fan. Each fan is tested before shipping All pictures are taken from the real item, please check carefully before bidding. Notes: The fans are produced by Forcecon,ADDA,Sunon,Kipo or any other manufacturers,you may receive any depending on the stocks.