Avalon fan extension cable 30cm 4-pin 2*2P fan cable is suitable for all Avalon small blackhead 4-wire fans, such as 1066, 1066pro, 1126, 1166, 1246, etc. In addition, this extension cable can be used as an extension cable for miner fans, allowing miners to run with wider ventilation airflow and lower operating noise, leaving enough space for all miners to run.