Function: Designed for high-pressure spraying of pesticides, herbicides, fertilizers, and can also be used for irrigation and vehicle washing.
Features: Typically includes a powerful engine (like the 4-stroke engine seen in the image), a high-pressure pump (e.g., plunger pump), a spray gun, and often features like adjustable nozzles and pressure control.
Applications: Useful for large-scale farming, orchards, and high terrains, ensuring thorough and even coverage.