This is the Cooling Fan for the Dell M17 R3 M17 R4 P45E series laptop for GPU card, attaches to your existing heatsink module. Cooler sold without a passive copper heatsink which is designed to evacuate the dissipated heat that is inside the case of your laptop. The fan uses an integrated flex cable to connect to the mainboard. The cable connects via 4-pin connector making it a plug and play replacement module, NO soldering is required. Manufacturer Part Number(s): EG50061S1-C010-S9A, DC28000ROS0, DFS240012BK0T FM7H D P/N: H5TYJ, 0H5TYJ, CN-0H5TYJ Specifications: Direct Current: DC 12V / 1.0A, 12.0 CFM Color: Black Connection: 4-pin 4-wire, plug-in Wire Length: 3.10 cm/1.20-inch Reference list of compatible with Dell Laptop Models: - A1ienware M17 R3 series - A1ienware M17 R4 series What's in the Box 1x GPU Cooling Fan (LEFT side)