（1）Small volume which can be carried on light vehicle or water tanker;
（2）Multi-Functions of both jet and mist spraying;
（3）No need operator after startup. We can figure out whether it is working or not by spraying situation. It can save labor and fuel, promoting the working life of the device.
（4）Automatic foam adding system, computer control, 1％-6％ adjustable.
（5）High strength, flame retardant, and wear-resisting rubber hose, can work under high temperature of 500℃ for 30mins.