Efficient power conversion: This adapter cable effectively boosts 12V power to ensure optimal fan speed and cooling performance. It's perfect for PC enthusiasts looking to enhance system cooling performance. Versatile connection: This cable comes with three output options, allowing you to connect multiple 4-pin PC cooling fans at the same time, ensuring your setup stays cool under heavy loads. Boost: The 5V voltage provided by the USB port is converted into 12V voltage used by the computer fan through the boost module, without affecting the fan speed and light brightness. Excellent material: corrosion resistance, strong oxidation resistance, stable and durable power supply. Durable and stylish: The black sleeve cable is not only durable, but also provides a stylish and neat appearance in your PC case. Product name: USB powered computer fan adapter cable Insulation material: PVC insulation Wire model: 2468 24AWG Specifications: 1 to 3 Colour:Black Material:PVC Package Contents: 1 * Adapter Cable Only the above package content, other products are not included. Note: Light reflection 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.