Eathtek Replacement CPU Cooling Fan for Acer TravelMate 5100 5520 5600 5710 5720 5730 5740 5740Z series Compatible Model Numbers: Acer TravelMate 5100 5520 5600 5710 5720 5730 5740 5740Z 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.