Grass trimmer Koss DEMON RQ580 petrol 2-stroke engine, 580W power

Petrol grass trimmer Koss DEMON RQ580 is a handheld outdoor cutting tool driven by a 2-stroke petrol engine with 580 W rated power. It is intended for trimming grass, tidying lawn edges and clearing light overgrowth where electric power is unavailable. The cordless design and compact weight make the tool easy to carry and manoeuvre around shrubs, fences and garden beds.

Advantages

The Koss DEMON RQ580 delivers consistent cutting performance thanks to its 2-stroke petrol drive and 580 W power rating, providing adequate torque for grass and small brush. Its handheld configuration ensures mobility across areas without mains access, and the petrol engine allows quick refuelling for continuous work. The tool’s balanced construction supports comfortable handling during prolonged use and simplifies access to tight spots and borders.

Suitable for

• Trimming lawns and grass borders
• Cleaning edges along paths and driveways
• Removing light brush and small overgrowth
• Garden maintenance in areas without mains power

Key specifications

• Engine type: 2-stroke petrol
• Rated power: 580 W
• Drive: petrol, cordless operation
• Application: grass trimming and light brush clearing
• Design: handheld trimmer for manoeuvrability

How to use

Before use, fill the fuel tank with the correct petrol–oil mixture according to the engine manufacturer’s guidelines. Start the engine following the supplied starting procedure: set choke if needed, prime fuel, and pull the starter cord. Hold the trimmer with both hands, keep a steady stance and guide the cutting head along the grass edge or target area. Maintain a consistent sweeping motion at a safe distance from solid obstacles and bystanders. Stop the engine before refuelling, adjusting the cutting head or performing any maintenance.

Usage recommendations

Use protective equipment such as eye protection, gloves and hearing protection when operating the trimmer. Regularly inspect the cutting head and replace worn cutting lines or blades. Follow local regulations for fuel handling and disposal, and perform routine engine maintenance (spark plug, air filter) to ensure reliable operation.