Low-power, low profile cooler uses pulses of air

JaroThermal NtelliJet series of low-profile, low-acoustic coolers use rapid-fire pulses of turbulent air (produced by an oscillating diaphragm working between 50 and 200hz) to cool heatsinks and surrounding components. Product provides ultra-high reliability and low profile height (max 15mm), there is also a total elimination of mechanical wear, dirt and dust clogging. Device is immune to shock & vibration and provides 100,000 hours of life at 60C.

http://www.jarothermal.com