Lawn mowers are widely used in lawn maintenance, courtyard trimming and municipal greening. The outdoor working environment full of weeds, dust and moisture accelerates equipment wear. Most buyers only focus on appearance and price while ignoring core processes adapted to outdoor conditions. Blade hardness and flatness affect trimming effect and engine load. High-quality filtration systems prevent dust blockage, power attenuation and overheating. Rust-proof technology is crucial for rainy and humid areas; insufficient anti-corrosion treatment will cause body rust and circuit aging, shortening service life greatly. When purchasing lawn mowers, focus on outdoor condition adaptability, wear part replacement convenience and overall corrosion and dust resistance to ensure long-term stable operation.