Water tank capacity: 20 liters (sufficient for continuous operation for long hours). Energy consumption: only 80 watts, making it a huge electricity saver compared to freon air conditioners. Cooling system: equipped with a top opening for adding ice or cooling blocks to get colder air. Control and movement: usually has 3 speed levels (high, medium, low) and wheels for easy movement. Approximate dimensions: Length 32 cm x Width 40 cm x Height 85 cm (compact design suitable for spaces up to 25 square meters). New, I haven't used it, sealed in its box.