Factop DC Laptop CPU Cooling fan for Acer Aspire 5251 5551 5551G 5552 5740 5740G 5740DG 5741 5741Z 5741G 5741ZG Condition: Brand new and original,not OEM Applicable Model: Acer Aspire 5251 5551 5551G 5552 5740 5740G 5740DG 5741 5741Z 5741G 5741ZG Laptop Power connection:3pins Pls check the compatibility according to the description and picture before buying! 7-14 business days for delivery with the tracking number