box of preservation / kitchen

This is a box of preservation which design for tropical in poor areas such as Africa.The tropical climate is hot.Food is not easy to save.And electric power is scarce.It is designed for this kind of situation.Preservation box at the bottom of the lid into the refrigerator,so it can protect foods.Cover the top with solar panel power supply.A layer of glass fiber reinforced plastic protects panels.It can inspect foods automatically,and shows the result by the screen.The green light represents foods is great,the yellow light represents commonly and red light represents bad.When the red light on,it will be an alarm.