Inspired by:

• Aulia Nurhady

• Cecep Isnandar

Backpacker With Cooling

Portable

A Refrigeration System’s Device

Thermoelectric is one device of refrigeration system for cooling something or products.

Discovered by Jean-Charles Peltier in 1834

Cooling Process

Peltier Effect

Many advantages use Thermoelectric

*Low voltage DC power

*Environmentally friendly

*Small and lightweight

*Maintenance free

*No Refrigerant

Backpacker with Cooling Portable

Power Resour

ce

Power Resource

Solar Panels Rechargeable Batteries

OR

Social reviews

Everybody almost use backpacker Portable refrigeration’s Era

Economic Reviews

• Cost-effective, can save your money!

• Good investment

Accounting Finance

Components Prices

• Ofgrid Solar Backpack, or• V60 Universal Laptop Battery

+ Backpack

• $229• $204

Thermoelectric 550 W (2 units) $86

Total $316/$290

Estimation

Conclusion

Innovation of backpack, it included cooling device for cooling foods or drinks.

Thermoelectric is based this innovation.

Reference

• http://www.ferrotec.com/technology/thermoelectric/

• Ebay