Brand: Allstar Performance Manufacturer's Part Number: ALL13011 Part Type: Personal Cooling Equipment Components Product Line: Allstar Performance Helmet Fans Automotive Fittings Part Number: AAF-ALL13011 UPC: 848238080380 Personal Cooling Equipment Component Type: Blower Quantity: Sold individually. Notes: Connects to 1.250 in. helmet hose. Description: Allstar Performance helmet fans keep you cool. The compact inline blower fans connect to a 1 1/4 in. helmet hose and force air inside of your inlet-equipped helmet to provide air movement and help prevent shield fogging. Allstar helmet fans produce 20 cfm of airflow when used on a 12 V system, drawing only 1.3 amps. The 2-wire pigtail easily connects to a switched 12 V power source and a suitable chassis ground.