PC Fan Extension Cable - Function: Easily connect computer case fan to motherboard fan header via a 4-pin male to female connector. - Compatibility: Works with both 4-pin PWM and 3-pin fans. - Length: 30 cm extension to facilitate cable routing and improve cable management. - Construction: Strong black protective sleeve provides protection and a clean appearance. - Use scenarios: - In a compact or crowded build where the fan is mounted far from the motherboard header. - When front or top panel fans require longer runs for neater cable routing behind the motherboard tray. - When upgrading or retrofitting existing fans without replacing the original cables, preserving motherboard control. - Benefits: Enables flexible placement of fans, maintains control signals from the motherboard, and contributes to a tidy, professional build.