The total weight of the design is restricted to 8 lbs. Further improvement on weight would be the incorporation of Functional Fabrics.
Operational duration was determined to be 8 hours, or a full working day with the use of a high output Li ion battery.
The cooling effect of the device should be between 10 to 20 degrees difference from the ambient air
Standard parts are a must for the easy replacement and maintainability of the system