A ball pit with solar panels integrated into the bottom storing energy to power the playground lights and equipment.
Palabras clave
ball,
pit,
solar,
panel,
integrated,
bottom,
storing,
energy,
power,
playground,
light,
equipment,
solar panel,
portable,
charging,
renewable energy,
clean energy,
sun,
eco,
ecological,
sustainable,
flexible,
battery,
solar cell,
electricity,
fuel
){kind=link}