OEM Cooling Fan for the Yoga C740-14 laptop series, this is the cooling fan for CPU processor. If your PC fan is running very loud or not functioning then a replacement may be needed. 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. Specifications: Direct Current: DC 5V / 0.5A Color: Black Connection: 4-pin 4-wires Manufacturer Part Number(s): DFS2001054A0T FLMTFRU: 5H40S19963, 5808080K149 Reference list of compatible with Len0vo Laptop Models: - Yoga C740-14 series: C740-14IML What's in the Box 1x CPU Cooling Fan