Sneakers

1. The young inventors
Sneakers with solar panels

2. The main tracks their heating leg
(foot) in winter.
The temperature of 20 degrees
(room temperature)
 Purpose

4. Solar panel-It is located on the tongue of
the sneakers. It covers most of the
tongue .
Heaters-They are in the sole, along the
end of the sole, they are made of
copper, automatic temperature control.

5. Principle of operation
1) Solar panels collect solar energy
2) Turn it into heat
3) Heated heaters
4) Heaters control the temperature