JaroThermal’s "Super-Flow Micro" fan measures 15 mm × 15 mm × 4 mm while working at 26,000 rpm and producing .3 CFM of super-cooled air. The low level of power consumption, which comes from a 2.5V DC operating voltage, makes the fan suitable for PDA, cell phone, hand-held test equipment, and portable power suppliers. It was designed to withstand drop testing of over 7000G’s of force and provide a minimum 50,000 hours of product-life.
561-241-6700, www.jarothermal.com 
Product URL: http://www.jarothermal.com/cat-DC-FAN-AD1502lx.htm .