1 to 4-5 interfaces solve the issue of insufficient motherboard fan connectors. This fan splitter provides five interfaces, including one CPU fan interface and four PWM fan interfaces, effectively addressing the problem of limited fan headers. Constructed with nylon mesh, it is durable and reliable. The product dimensions are 5cm in length, 1.8cm in width, and 1cm in height. It is designed for use with computers. A 35cm PWM cable is included for connection to the motherboard.Item Name: PWM Fan Splitter Material: Nylon Mesh Extended Quantity: 1:1 for 4, 2:1 for 5 Wire Model: 1007 22AWG Insulation Material: PVC Insulation Conductor: 17x0.12TS Conductor Material: Tinned Copper Cable Outer Diameter: OD1.4mmx4 Rated Temperature: 80 Degree Celsius Product Interface: Computer Motherboard 4Pin Interface Product Function: Allows five computer fans to share a single 4Pin interface Features: Multiple ports, space-saving, portable Size Details: 5cm x 1.8cm x 1cm / 1.97" x 0.71" x 0.39" (Approx.) Notes: Due to differences in lighting and screen settings, the item's color may vary slightly from the images. Slight dimensional variations may occur due to manual measurement. Package Includes: 1 x PWM Fan Splitter