4 PIN For Acer Aspire 5340 5340G 5542 5542G 5740 5740G 5740DG Acer Aspire 5340 5340G 5740G 5740 5740DG 5542 5542G laptop CPU Cooling Fan MG60100V1-Q020-S99ACER Aspire 5740 5740D 5740DG 5740G 5740Z 5340 5340G laptop notebook Fan cooler Acer Aspire 5340 5340G 5542 5542G 5740 5740DG 5740G MS2286 Sunon MG60090V1-B010-S99 (4-PIN) 5340 5340G 5542 5542G 5740 5740G 5740DG Acer Aspire 5340 5340G 5740G 5740 5740DG 5542 5542G laptop CPU Cooling Fan MG60100V1-Q020-S99 ACER Aspire 5740 5740D 5740DG 5740G 5740Z 5340 5340G Acer Aspire 5340 5340G 5542 5542G 5740 5740DG 5740G MS2286 Sunon MG60090V1-B010-S99