... -Mounted Cooling System (MMCS) uses miniature compressor to cool the water as coolant, then pumped the coolant throughout tube ... system in the worldBattery power supply, 1-2 hours working duration, ideally for portable useFull control of cooling Rate, Coolant ... zones tube vest design makes excellent cooling performanceWater as coolant ApplicationArmy, Air force, Navy, Police, Medical, Motorcycle ...