Ready to use, basic outdoor mist cooling system, 12' of preassembled, flexible misting line, helps cool surrounding air temperature up to 20 degrees Fahrenheit, use for cooling your outdoor living areas, 12' of mist cooling coverage, installs in less than 30 minutes, attaches to any standard garden hose, easily expands up to 50' with addition of the 3/8" basic extension outdoor mist cooling system, 4 year warranty.