"A cheap BTU cannon whose real-world performance is limited by its single-hose design."
The '14,000 BTU for 700 Sq.Ft' claim uses the most generous measurement possible; in reality, its single-hose design will struggle to cool more than 450-500 sq. ft. effectively.
Renters in smaller apartments (under 500 sq. ft.) who need a cheap, temporary cooling solution and are willing to accept the higher noise and electricity bills. This is a choice for those prioritizing low upfront cost above all else.
Homeowners who can install a window unit, which is dramatically more efficient and effective for the same price. Anyone with a room larger than 500 sq. ft. or living in a humid climate where the auto-evaporation will be overwhelmed.