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

**URL:** https://aio.lv/en/product--koss-684962--11541908
**Data updated:** 2026-03-31 13:05 (EEST)
**Category:** Power Tools Accessories
**Manufacturer:** Koss
**Manufacturer code:** 684962
**EAN:** 5901969134452
**Warranty:** 2 Years
**Availability:** Out of stock

## Summary description

Petrol grass trimmer Koss DEMON RQ580 is a handheld garden tool powered by a 2-stroke petrol engine with 580W rated power. Designed for cutting grass and light brush in lawns, edges and small overgrowth, it provides cordless operation and mobility. Suitable for private gardens and landscaping tasks where access to mains power is limited.

## Long description

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.

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### What is the warranty period?

All Koss products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Koss service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

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