No nozzle: maintenance-free Cooling fast: start immediately cooling Power consumption: 8 hours of continuous use Motor strong: wheel base, each spray fan alone Portable/Mobile Type: flexible and convenient, safe and reliable Environmentally friendly product: it has no compressor, no cold coal, pollution-free environment-friendly products Easy to maintain and install: system is simple, easy to quickly install, maintain, no professional maintenance personnel. Prevent air drying: it can wet the skin and cool the wind low noise, small vibration. The product has the advantages of reasonable design, high degree of automation, compact structure, and beautiful appearance, economical application and very durable. It is suitable for the environment that needs a cooling prevention which cannot install air conditioner.