This laser engraving machine features the function of print carving & cutting, with higher precision and higher stability than the old version. It is great for DIY engraving beginner. It supports adjustable laser power, convenient and suitable for many kinds of material engraving. Features: Upgraded Version -- DK-4.0 Laser Engraver is especially designed for DIY Laser Engraving Machine with professional control software, giving you extreme portable experience. And this is the upgraded version that is compatible with GRBL software. 6 Types for Option -- Laser engraver without laser module, laser engraver with adjustable focal length (5.5W/ 10W/ 20W) or fixed focal length (30W/ 40W) laser module. It can engrave paper, wood, fabric, plastic, leather, anodized aluminum, etc. Different laser modules for engraving/ cutting different kinds of material and different thicknesses. Time Saving & Cost-effective -- The Biggest Advantage of this Updated Machine is quick sculpting, you can complete a sculpture within only a few minutes. USB DIY laser engraving machine for laser carving and our machine is more cost-effective than normal engraving machines. Single-arm Movement -- New structure design makes it more lightweight and more portable while also ensuring the stability. Easy and convenient to use. Simple Assemble & Driver Install -- You just need to assemble the X-axis and Y-axis together, which is very easy to get started. Getting the driver and software installed is real easy. Download and install directly from the link, the software will be automatically connected after opening the software. Easy Operation -- Support our professional self-developed software compatible with Win 7 and above which supports a variety of image formats. The machine can print any picture easily and can be directly read in the format of jpg, PXIG, GIF, ICO, png, gcode, etc. Multifunction -- Supports the operation of computer and phone APP (compatible with Android) controller, intelligent collection and creation, photo scanning, intelligent algorithm automatic connection printing. Taking a JPG/ PNG/ Gcode photo from camera or album, and send the photo to the software directly. Other Functions -- Professional file processing algorithm, the software can restore your design 1:1 lossless to each pixel. A variety of image algorithms better present the image characteristics of your family members, friends or idols. You can do the complex edits in PS/ Inkscape /CAD or similar and just burn with the included program. Note: 1. Please wear laser glasses during usage and avoid touching the laser directly with your eyes and skin. 2. DIY Kit, Need To Assemble by Yourself. 3. The shipping package contains USB Flash Drive, you can get laser engraving tutorial, user guide, software download link, etc. from it. 4. Offline controller is included in package. 5. Size and color may be slightly different due to manual measurement and different light conditions. Thanks for understanding. Specifications: Plug: EU/ US/ AU/ UK (Optional) Laser Head: without Laser Head/ 5.5W/ 10W/ 20W/ 30W/ 40W (Optional) --Adjustable Focal Length: 5.5W/ 10W/ 20W (20-70mm) --Fixed Focal Length: 30W (126mm)/ 40W (150mm) Model: DK4.0 ( Wireless dual template), Compatible with GRBL Software Main Material: Aluminum Alloy + Acrylic Main Color: Black Wave Length: 450nm Power Supply: AC 100-240V, Output 12V 5A Connection Method: WiFi/ Cable Data Interface: USB Supported Format: jpg/ bmp/ png Lead Screw: T8 Carving Space: 170 * 200mm / 6.69 * 7.87in Supported OS: Compatible with Win7 system and above/ Android phone 4.0 system above Supported Format: jpg, png, gcode, etc. Engrave Mode: Image Engraving, Text Carving, Contour Carving, Pixel Carving Product Size: Approx. 33 * 40 * 12cm / 12.99 * 15.74 * 4.72in Package Size: Approx. 44 * 28 * 14cm / 17.32 * 11.02 * 5.51in Package Weight: Approx. without Laser Head: 2360g / 5.20lbs 5.5W/ 10W: 2500g / 5.51lbs 20W/ 30W/ 40W: 2600g/ 5.73lbs Package List: 1 * DIY Engraving Machine Kit (with Laser Head) 1 * Power Adapter 1 * Plug