Knapsack mist duster is a kind of plant protecting machine which is light, flexible, and efficient. It is mainly used to kill the pests of cotton, wheat, rice, fruit trees and tea trees. It also can be used at small farm ground, hills, mountain area, livestock, greenhouse, flower-house, vegetable greenhouses, warehouse, and prevention of disease of the city.
    These series of machines have a compact structure, spray by wind. The volume house is directly connected with the engine. High-speed rotation of the impeller product high wind which can change the pesticide liquid near the nozzle to fog. It can meet different degree of flow work by change different nozzle.
    Excepting the liquid, these series machines can also be used for duster, seed, and fertilizer.