Feature: 1. HIGH EFFICIENCY: Micro engraving machine module, with 40W laser power and 10W optical power, has high engraving speed, efficient and practical. 2. PROTECTIVE GLASS: Built in glass protects your eyes, allowing you to feel more comfortable and safe while engraving, no need to wear protective glasses. 3. EXCELLENT DIODES: The engraving module beam consists of 2 diodes with FAC technology with a minimum focus of 0.12 x 0.12mm for the best clear engraving pattern. 4. MULTIPLE FUNCTION: Built in fast intelligent drive, the temperature can be checked in time, the fan intelligent setting reduces noise, and the engraving work is safe and quiet. 5. MACHINABLE MATERIAL: Can engrave MDF, balsa, paper, wood, fabric, plastic, leather, plywood, foam paper, anodized aluminum, etc. (not suitable for iron or other metals). Specification: Item Type: Engraving Laser Head Laser Power: 40W Optical Power: 10W Material: Aluminum Alloy, ABS Wavelength: 450nm Spot Shape: Point (Minimum Size 0.12 x 0.12mm) Product Size: Approx. 15 x 4 x 4cm / 5.9 x 1.6 x 1.6in Accuracy: 0.01mm Input Voltage: 12V 3A Fan Voltage: 12V Cutting Speed: 100mm/min Working Temperature: 0℃~70℃ Service Life: 10000H Engravable Materials: Wood, bamboo, cardboard, plastic, leather, PCB board, aluminum oxide, non reflective plating and lacquered metal, blackening utility knife. Cuttable Materials: Cardboard, non woven fabric, veneer, acrylic, some thin plastic sheets. Interface Parameter: 3Pin (12V, GND, PWM). Package List: 1 x Laser Module1 x Connection Cable1 x User Manual1 x Fixed Focus Board1 x Hex Wrench4 x Screws2 x Washers Note: 1. If it is compatible with other CNC equipment, the engraving module must correspond to the application interface voltage: 12V.2. Not suitable for engraving iron or other metals.