Longer ray5 20w Laser Engraver (used). Longer 44-48W Laser Engraver – High-Precision Cutting Machine for Wood and Metal. All orders will be handled within 1-2 biz days. Orders will be handled within 2-3 biz days. We offer 30-day return. Before returning, pls make sure it has full original packages such the product and accessories, then ask our custom service to send you return label. Longer 3D was founded in June 2014 by Chinese National Distinguished Experts and the scientist team from MIT. Longer 3D is also a National High-Tech Enterprise in China. Longer 3D focused on the study of 3D printing technologies, dedicated to providing comprehensive 3D printing solutions for global users. We have own independent R&D center, and applied for patents up to 50 and got 28 authorized patents, including 21 utility models patents, 5 appearance patents and 2 invention patents. At present, Longer 3D has 3 main product categories including consumer 3D printers, industrial 3D printers, and 3D printing materials. With the strict production and quality management system, the whole product series has been authenticated by CE, FCC, and RoHS. Our working time: 8:30AM-18:00PM(Monday – Friday). Laser Head Output(W). Power Adapter Output Voltage (DC). 24 V 6.25A. BMP, JPG, PNG, DXF, AI, SVG, Etc. Cardboard, Non-Woven Fabric, Acrylic Material, Thin Plastic Board. USB / TF Card / Wifi / APP. Spot Size At Optimal Focus. Signs, Gift Personalization, Part Marking/Serial Number Tag. FDA Class IV, Or Class 4 IEC Standard. Fixed Focus – 40mm Focal Range. All Wood, Paper, Plastic, Leather, PCB Board, Lacquered Metal. 450x440mm (17.72×17.32inch). 12 V 3 A.