Features: There are 3/4 way fan interfaces to choose from, and it supports automatic speed adjustment of multiple 4Pin fan.Used to facilitate the overall wiring inside the chassises and improve the overall aesthetics.Easily realize parallel connection of 4Pin temperature-controlled fans and make full use of the limited 4Pin interfaces of the motherboards.It can extend and extend the computer fan interfaces.Suitable for computer enthusiasts, gamers, and server maintenance professional optimized their system's airflows management.Specifications: Component:NylonType:3 Way/4 WaySize:Approx.30cm/11.81inchPackage Includes: 1Pc PC Fan Splitternote: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order.2.Due to the differences between different monitors, the picture may not reflect the actual of the item.