Phobya 12V to 9V 3-Pin Fan Adapter Cable (Converts voltage to 9V), Black Sleeving, 20cm Length Converts 12V input voltage into 9V output to run a fan at a reduced speed and lower noise level 20cm Length High Quality/High Density Black Sleeving with Black Connectors *Intended for use with 12 Volt DC fans (such as standard computer fans)*