Compact Size
When storing the product indoors with its compact size, it does not take up much space and can be attached to the front of a wheelchair while riding in an elevator. Separation into three parts: Easy handling of the product by one person by distributing the weight. It can be separated into battery/motor part/frame, so users can handle it by themselves, and it does not take up much space when loading in the house.
It can also be detached into three parts and carried in the trunk of a compact car.