Uses a PP material tank resistant to chemical corrosion,with high transparency for easy liquid level checking.Simple and reliable manual piston pump structure,easy to repair.Includes a durable PVC spray lance and brass nozzle.Pressure relief valve ensures automatic pressure release for safety.A two-stage filtration system(intake and nozzle)effectively prevents clogging.Simple,adjustable backpack harness system.
Tank capacity typically 16L or 20L.Each manual pump stroke maintains several minutes of stable spray.Spray lance length~1.1m,extendable.Flow rate~0.8-1.0 L/min at standard pressure.Key seals use nitrile rubber for pesticide resistance.
Suitable for herbicide and insecticide application on small grain and vegetable plots.For targeted spraying on individual fruit trees in orchards.Also commonly used for weed control in rural yards and along roadsides.Due to low cost and high reliability,it remains a primary tool in developing regions and remote areas.
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