It is built from only the highest quality materials with rigorous quality control at all stages of assemble, ensure reliable and consistent starting and running. It is a knapsack design so it is easy to carry and easy to use. It has a plastic HDPE solution tank and Petrol tank which avoids any reaction of chemicals with metals. It has comprehensive utilization & has the advantage of easy start, easy maintenance, best performance & Stable quality. It is widely used for sanitation, large-scale epidemic prevention and brake insect sterilization in public places, pesticide spraying of fruit trees, rice, corn and other crops...