This document provides technical specifications for two portable evaporative air coolers, including their cooling area, air throw distance, electrical requirements, dimensions, weight, and certifications. The coolers have a 20 liter water tank and can cool areas up to 20 square meters. They include features like three speed controls, automatic louvre movement, a dust filter, and ice chamber. Electrical requirements are listed for both 230V/50-60Hz and 110V/60Hz power sources.