... and ventilation. Its compact and super lightweight design is ideal for household, hotels, schools, hospitals, large area and so on ... 50Hz,2.5A,600W Feature:Super lightweight and compactQuick disassembly for cleaning and servicePowerful and energy-efficient motorETL / CETL/GS ... Easy carrying and stackable up to 4 units for storage• Easily disassembled for thorough cleaning and service• 20 foot cord with ...