This is the CPU Cooling Fan for the Ideapad 320-15 330-15 series laptop, the fan uses an integrated flex cable to connect to the mainboard, NO soldering is required Compatible Part Numbers: DC28000DBF0, DC28000DBV0, AT1560020W0, DFS200005050T D P/N: W0J86, 0W0J86, CN-0W0J86 SPS #: 730792-001 Specifications: Direct Current: DC 5V / 0.5A, 2.25W Air Volume: 20CFM Color: Black Connection: 4-pin 4-wire, plug-in Compatible with laptop models: >>> Ideapad 320-14 series: 320-14IKB, 320-14ABR >>> Ideapad 320-15 series: 320-15ISK, 320-15IKB, 320-15IGM, 320-15AST, 320-15ABR, 320-15IAP >>> Ideapad 320-17 series: 320-17IKB, 320-17ISK >>> Ideapad 330-15 series: 330-15IKB, 330-15IGM, 330-15ICH, 330-15AST >>> Ideapad 520-15 series: 520-15IKB, 520-15ISK, 520-15AST, 520-15IAP You will receive: 1x CPU Cooling Fan (4-Pin)