VEVOR Laser Engraver, 20W, Laser Engraving and Cutting Machine with Enclosure Camera, Laser Cutter, 400 x 400 mm Working Area, 30000 mm/min, for Wood, Leather, Glass, Paper, Certain Metal, Class 1Product Features Outstanding Productivity Laser Class: Class 1, Power Output: 20000mW. With speeds up to 30,000 mm min and an 15. 7 x 15. 7 in working area, this wood laser engraver cuts through 0. 3 in basswood in a single pass, as easily as slicing butter Auto Positioning Features a 455 nm laser wavelength, 0. 12 x 0. 15 mm laser spot size, 32 bit control board, and aluminum frame. This laser engraving machine allows accurate control and smooth