This cable is compatible with all 4 pin and 3 pin case fans Sleeved in Black Braiding With a 4 Pin Female Connector at One End and Splits to 3 Male Connectors at The Other End ( 1 of them is 4pin ,2 of them is 3pin )The Fan Splitter Cable Provide Additional Fan to increase Airflow in Your Computer CaseThe Fan Splitter Connects 3 Computer Case Fans to a Single Motherboard Fan Header, Compatible With 4 Pin and 3 Pin PMW Fan ConnectorProduct name: 4Pin one-to-three fan interface extension cableProduct length: 27cmWire model: 1007 24AWGConductor specification: 11*0.12TSConductor material: tinned copperWire outer diameter: OD1.4mmRated temperature: 80Product interface: one end of the motherboard is a small 4pin connector, and the other three ends are a small 4Pin interface for a fanProduct function: make three computer fans share one interfacePurpose: When the CPU plug (4Pin) is not long enough, the three pins of the chassis fan are not long enough, etc. Mainly to extend and expand the motherboard three-pin interfaceThis line is divided into three headsColour: blackMaterial: PVC insulatedSize: 270x1.4mmPackage Contents:5 * Cable splitterOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.