Features: Professional laser head with high speed, high precision and high stability. Bright blue light, easy for locating when engraving. Adjustable laser head, easy to adjust, ensure engraving with good quality and high efficiency. Laser head is more durable and stable after high temperature and long time aging. Suitable for industrial laser engraving machine equipment, great for DIY laser engravers. Laser module able to cut paper wood,leather non-woven,fabric,paper fleece,foam,stickers,kt board ect,thick within 5mm. Can Carve Objects: All wood, bamboo, paper, plastics, leather, rubber, horn, sponge sheet, etc. Can Not Carve Objects: All metals, , stone, ceramics, jewelry, silver, reflective material, translucent & transparent material (The metal surface has paint class can carve). Specifications: Optical Power: 5000mW, 10000mW (optional) Laser Electric Power: 20W / 40W (optional) Material: Aluminum alloy Input Voltage & Current: 12V, 3A Laser Wavelength: 450±5nm Min Focus Spot Size: 0.08 x 0.08mm, 0.12 x 0.12mm Engraving Accuracy: 0.01mm Interface: 3 pin (12V, GND,PWM) Cutting Depth: 3-5mm Features: High speed engraving (Max.1.5mm); Deep cutting (Max.8mm,speed:100mm/min, power:1000) Application: Other laser engraving machine Applicable Materials: Plywood, fabric, slid wood, plastic, bamboo, paper, acrylic, food, ceramics, stainless steel, leather, cardboard, coated metal, kraft paper Item Size: 40 * 40 * 150mm / 1.57 * 1.57 * 5.91in Item Weight: 277g / 9.77oz Package List: 1 * Laser Module 1 * Connecting Wire