Features: Enhancing your PC setup with this 4Pin PC case fan adapter featuring power button, for most standard computer case fans and reliabled current transmission. The fan cable simplifies easy installations design, providing optimal cable management in chassis layouts. Ideal for both enthusiasts and casual users seeking efficient airflows control, this computer case fan extension enables quick customization for gaming rigs, or home office PC. Easy pc case fan cooling in tight computer case or module builds where precise fan operating and easy wiring for thermal management and stability. Tested for 10,000+ switches cycles and engineered with overload protections, this adapter ensures safe, long time use reducing energy waste in high demanded computing environments. Specifications: Item：DC5521 to 4Pin PC case fan adapter Component: PVC Size: about 310mm/12.2in Suitable for desktops, servers and other equipment that require fan cooling, computer assembly, upgrade and maintenance Package Includes: 1PC DC5521 to 4Pin adapter cable note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.