450Nm 30W Module with Protective Cover Fixed Focal Length Engraving Head High Speed Engraver Cutter 3D Printer Cnc Router Module for Diy Craft Wood Leather Fabric Paper Cutting Engraving

module easy to install with lower loss provides 450nm wavelength for efficient precise engraving and cutting of wood leather paper and so on suitable for a wide of engraving machines. This is the upgraded version with protective cover safer to use than the old one. Features: Upgraded version: Equipped with adjustable protective cover to your eyes no need to wear extra glasses while working safer to use than ordinary head. with adjustable focal length (5.5W/ 10W/ 20W 20-70mm) or fixed focal length (30W 12.6mm/ 40W 15mm/ 40W 40mm). Made of premium quality aluminum alloy casing with great durability. It can engrave paper wood fabric leather anodized aluminum etc. Different modules for engraving/ cutting different kinds of material and different thicknesses. Features high engraving speed low power loss good stability and superior performance with fine heat dissipation to extend its service life. Compact and lightweight easy to assemble has over 30cm long line. Comes with screws convenient and simple to be installed on the machine. Wide application it s designed for engraver cutting machine 3D printer CNC mill and so on suitable for DIY lover CNC engineer artist and more Note: 1. eye or skin exposure to direct or scattered light. 2. Size and color may be slightly different due to manual measurement and different light conditions. Thanks for understanding. Specifications: Power: 5.5W/ 10W/ 20W/ 30W/ 40W/ 40W (Optional) --Adjustable Focal Length: 5.5W/ 10W/ 20W (20-70mm) --Fixed Focal Length: 30W (12.6mm)/ 40W (15mm)/ 40W (40mm) Color: Red Material: Aluminum Alloy + Electronic Components Length: 450nm Luminous Color: Blue Operating Voltage: PWM/ TTL Input: DC 3.3V- 100Hz-50KHz Input Interface: XH2.54-3 Pin (+ - PWM/ TTL) Continuous Working: Unlimited Operating Temperature: -20℃~70℃ Head Size: Approx. 5.5W/ 10W: 105 * 30 * 30mm / 4.13 * 1.18 * 1.18in 20W: 120 * 40 * 40mm / 4.72 * 1.57 * 1.57in 30W (12.6mm)/ 40W (15mm): 115 * 40 * 40mm / 4.53 * 1.57 * 1.57in 40W (40mm): 100 * 40 * 40mm / 3.94 * 1.57 * 1.57in Package Size: Approx. 16 * 6 * 6cm / 6.30 * 2.36 * 2.36in Packing List: 1 * Module 1 * S Column 3 * Screw 3 * Washer 1 * User Manual (English)