Factop DC Laptop CPU Cooling Fan for Dell Inspiron M4040 N4050 N5040 N5050 M5040 Condition: Brand new and original,not OEM Applicable Model: Dell Inspiron M4040 N4050 N5040 N5050 M5040 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