Sumo Junior is a highly portable and highly efficient room cooler that can be easily stored in any part of your house. Because of its four-way air deflection technology and exceptionally powerful air throw, it's perfect for patios, lawns, offices, and residences.Aspen cooling pads are the most efficient and robust among competitors, evaporating more heat from your area for a more substantial cooling impact while thwarting the formation of mould and algae.