Adjustable line width: Line width can be adjusted from 5 cm to 15 cm by changing the height of the paint can relative to the ground. Pull the trigger to draw clear lines following the arrow. Multi-functional marking: Marks both straight lines and curves. Adjust screws to create curves of various radii, suitable for complex scenarios like curves, roundabouts, and intersections. Flexible design: Equipped with three adjustable paint can positions (left, center, right) for different marking needs. Disassembles for compact storage, saving space. Rugged and durable: Constructed from high-strength steel for stability and longevity. Rubber wheels and handle ensure comfortable grip and smooth movement on various surfaces. Wide applications: Suitable for asphalt, concrete, and grass. Ideal for basketball courts, tennis courts, parking lots, playgrounds, driveways, sidewalks, and warehouses.