40w Laser Module Ld+fac 5.5w 450nm Continuous Laser Fast High Precision Cutter. Features: [Longevity & Lower Loss] Upgraded 40W Laser Module with Higher Engraving Speed, Featuring Precision and Stability. Meanwhile Ensure a Lower Loss to Prolong the Laser Module' S Service Life. [5.5W Laser Module] 5.5W Laser Module with Heat Sink, High-efficiency Laser Engraving. [Fixed Focus Laser] Adopting Spot Compression and Aggregation Technology, Which Makes the Energy of Light Source More Concentrated, High Accuracy & High Efficiency. [Engraving Mode] Photo, Text, Scanning, Outline, Pixel Laser Engraving. [Stainless Steel Engraving] Applicable to Stainless Steel Material, Clear and Fast Carving. Not Limited to Soft Materials, Much More Practical. [Support Engraving Multiple Materials] Stainless Steel, Aluminum Material, Plastic, Ceramics, Wood, Bamboo, Paper, Leather, Rubber, Sponge Paper, Etc. (NOT Support Engraving Metal, Stone, Glass, Reflective or Transparent Materials.) Specifications: Material: Aluminium Alloy Color: Blue Laser Power: 40W Luminous Power: 5000~5500mw Laser Wavelength: 445±5nm Engraving Accuracy: 0.01mm Package Size: Approx. 160*100*55mm / 6.3*3.94*2.17in Package Weight: Approx. 500g / 17.64oz Packing List: 1 * 40W Laser Head 1 * 1M Cable 1 * 20MM Focus Block 1 * Slide Module 1 * Users Manual (English) . We are an international seller, your order will be shipped from abroad so please allow the necessary time of minimum 14 working days for delivery right now depending on where you ship to, due to ongoing delays in postal deliveries globally.