Features: PWM fan power supply extension cable cord, Better power supply for PC computer case internal motherboard fans. Support 4-pin and 3-pin fans cable, the 1 to 5 splitter 5 way fan power extension cable compatible with 4-pin and 3-pin PC case motherboard fans. Plug-n-Play, easy to plug; 5 way 4-pin male connector fan hub cable. The extension cable offers greater flexibility between motherboard and CPU cooling fans. Specification: Applicable Type: Computer Case Fan Interface: 4Pin Interface for Computer Motherboard Number Of Extensions: 5 Conductor Spec.: 17 X 0.12TS Conductor Material: Tinned Copper Wire Outside Diameter: OD1.4mm X 4 Rated Temperature: 80C Product interface: 4Pin needle socket at one end, and 4Pin interface on the computer motherboard at the other end. Product function: Make computer fans share one 4Pin interface Purpose: 1: Expand the 3-pin/4-pin interface of the 5-bit fan to solve the of motherboard interfaces and centralize the processing of fan wires. 2: The CPU interface is connected to the motherboard cpu fan interface, the first dedicated interface for the cpu fan. The FAN1/FAN2/FAN3/FAN4 ports are pwm conventional fan ports. Style: A size: 41.5cm Material: PVC+22AWG tinned copper wire+nylon colour: Black Package Contents: 1 x CPU cooling fan splitter adapter Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.