Enhance your laser engraving and cutting projects with this upgraded professional Laser Module, designed for precision, safety, and versatility. Featuring an adjustable protective cover, it safeguards your eyes during operation without the need for additional laser glasses, making it safer than standard laser heads. Crafted with a durable aluminum alloy casing, this laser module delivers superior performance, excellent heat dissipation, and a long service life. Key Features: · Adjustable and Fixed Focal Length Options: Choose from adjustable focal lengths (5.5W, 10W, 20W with 20-70mm range) or fixed focal lengths (30W at 12.6mm, 40W at 15mm or 40mm) to suit a variety of engraving and cutting requirements. · Wide Material Compatibility: Efficiently engraves and cuts materials including paper, wood, fabric, plastic, leather, anodized aluminum, and more, providing flexibility for diverse creative and industrial applications. · High Engraving Speed and Stability: Engineered for fast and precise engraving with low power loss and stable output, ensuring consistent and high-quality results. · Superior Heat Dissipation: The premium aluminum alloy housing facilitates effective heat management, extending the module’s durability and performance. · Compact and Lightweight Design: Easy to install and carry, the module includes over 30cm long cable and necessary screws for convenient mounting on laser engravers, cutting machines, 3D printers, CNC mills, and other compatible devices. · Broad Application Scope: Ideal for DIY enthusiasts, CNC engineers, artists, and professionals working with various laser engraving and cutting machines. Specifications: · Laser Power Options: 5.5W / 10W / 20W (adjustable focal length 20-70mm), 30W (fixed 12.6mm), 40W (fixed 15mm or 40mm) · Wavelength: 450nm (blue light) · Material: Aluminum Alloy with Electronic Components · Operating Voltage: 12V DC · PWM/TTL Input Range: 3.3V-12V, 100Hz-50KHz · Input Interface: XH2.54-3 Pin (+, -, PWM/TTL) · Continuous Working Time: Unlimited · Operating Temperature: -20℃ to 70℃ · Laser Head Sizes vary by model (e.g., 5.5W/10W: 105x30x30mm; 20W: 120x40x40mm; 30W/40W variants correspondingly sized) · Package Dimensions: Approx. 16x6x6cm Package Includes: · 1 x Laser Module · 3 x Screws · 3 x Washers · 1 x User Manual (English) This laser module provides a safe, reliable, and versatile solution for precise engraving and cutting needs, enhancing your laser machine’s capabilities with its advanced features and rugged build quality.