Water tank capacity: 4.5 US gallons/18L. (maximum capacity 20 L. )
Battery: 12V, 7.0AH dry lead battery
Charger: Input 115V/230V, 50/60 Hz; Output 12V, 1200mA
Automatic saturation type
Motor: 12V, 1.9A, 60Psi, pressure automatic switch
Motor material: Polythene motor body, nylon 66 pump body, VITON valve

Working mode: Intermittent type
Spray rod: Glass fiber reinforced plastic
Spray nozzle: Polythene spray nozzle
Spray gun material: Nylon 66
Filling inlet filter screen: Polythene
Pump inlet filter screen: Stainless steel

1 Introduce
Knapsack electrical sprayer are electrical sprayer of new models developed by our company. They have an reasonable design, beautiful outlook, reliable character and are economical products. They have advantages of safety, trustiness, saving energy, good effect of misting, high use ratio of pesticide, broad range of using. It is suitable for use in prevention of plant diseases and pests, such as cotton, wheat, paddy, fruit trees, tea trees and so on.
It can also be used for the prevention of the pests of garden flower, epidemic prevention of hotel, station and other public places and poultry.
2 Main Features
The machine adopt subminiature direct current as the power. Safe and reliable.
The handgrip adopt linkage-control motor switch, easy to operate and safety.
The dissepiment pump of the machine are both-direction, simple structure, easy maintenance.
The machine has a high pressure, big flow, high spraying effect and good effect in prevention.
The shape of the nozzle of main spraying parts is F, so it has a broad width and high effect...The overall parts of dissepiment pump is made of plastic, so it has the property of low weight and anti-corrosion.
3 Main Construction
This machine mainly has five parts below:
(1) The dissepiment pump is the core part of this machine. It influence the property of the whole machine. The power of the machine is come from DC motor, it drive the membrane running, there is a press control switch on the dissepiment pump, if press exceed the rating pressure, the pump power will be shut off automatically to protect the moter. The dissepiment pump connect with tank by pump holder.
(2) Battery: The specification is DC12V7AH, fixed in the sprayer. The battery is hold on the battery seat by the belt. The battery are charged by the charging-line combination, there is fuse on the charging-line combination to protect the motor.
(3)Chemical Tank: Filled with liquids. The tank is design based on the shape of person back, it is comfortable to put on the back.
(4)Spraying Part: To accomplish the spraying work. There is clique core switch, none- omit, easy to operate, turn on the power switch and press the handle switch to start working, release the handle, the pump will shut-down automatically; Repress the handle, it work again.
(5) knapsack system: Composed by straps and pad, used for taking on back.