20W Laser Engraving Module, 450nm, Adjustable Focus for Wood, Leather, Acrylic – Precise Aluminum Laser Head

🔍 General Description: 20W, 450nm laser engraving module for CNC machines and laser engravers. Ideal for demanding DIY enthusiasts: adjustable focus, increased precision on plastic, wood, leather, and acrylic. Designed for seamless integration with your cutting or engraving machines. ⚙️ Technical Specifications: Laser power: 20W (adjustable) Wavelength: 450nm (blue light) Material: Robust aluminum alloy housing Main color: Burgundy red Unit size: 4 × 4 × 11 cm Net weight: 235g Input voltage: 12V DC Output: Continuous (CW) Operating temperature: 0 to 70°C Package contents: 1 laser module, 3 screws, 3 washers 🔧 Installation: Quick and intuitive installation. Simple mounting via the included metal plate and 3 screws. Cable over 30 cm long for flexible connection. No complex tools required — perfect for French DIY users. 🎯 Use: Engrave or cut with precision on wood, plastic, leather, foam, or acrylic. Optimal focal distance: 8 mm between the bottom of the module and the surface. Clean results, high speed, low energy loss. Ideal for customizing your CNC projects or enhancing your professional engraving. ℹ️ Other information: The module is sold separately — accessories not included. Always wear laser safety glasses. Slight variations in color or measurement may occur (manual measurement, lighting). Designed for efficient heat dissipation to extend its lifespan.