With lower loss and higher precision, this professional and upgraded 40W fixed focus las-er module is capable of delivering 5.5W 450nm wavelength las-er for high-efficiency and high-accuracy engraving and cutting of various materials such as stainless steel, plastic, wood, paper and so on, which will never disappoint you. Features: [Longevity & Lower Loss] Upgraded 40W las-er module with higher engraving speed, featuring precision and stability. Meanwhile ensure a lower loss to prolong the las-er module' s service life.[5.5W Las-er Module] 5.5W las-er module with heat sink, high-efficiency las-er engraving. [Fixed Focus Las-er] 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 las-er 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 Las-er Power: 40W Luminous Power: 50005500mw Las-er Wavelength: 445±5nm Engraving Accuracy: 0.01mm Package Size: Approx. 16010055mm / 6.33.942.17in Package Weight: Approx. 320g / 11.29oz Packing List: 1 40W Las-er Head 1 1M Cable 1 20MM Focus Block 1 Users Manual (English). The item "40W Blue Laser Head Module For Engraving Cutter CNC Laser Cutting Machine R6Q4" is in sale since Monday, March 15, 2021. This item is in the category "Business & Industrial\Healthcare, Lab & Dental\Medical/Lab Equipment Attachments & Accessories\Lamps, Bulbs & Laser Components\Laser Modules & Heads". The seller is "flueonsky" and is located in Shen Zhen. This item can be shipped to North, South, or Latin America, all countries in Europe, all countries in continental Asia.