Check the listing for details. 40*40cm 40W DIY Laser Engraving Machine Printer Cutting Wood Router Desktop. Condition: New. Listed at 194.37 USD. Motherboard:32 bitsmotherboard with 32 Bits MCU Firmware:GRBL1.1 OS of Upper Computer: Windows ( Working with LaserGRBL ), MAC OS and Linux /Phone(Bring yourown software) Power Supply:12V 5A60W USB Interface：Type C Electrical Power ：40W Actual Power:5.5W Wavelength:450nm Input Format: NC, BMP, JPG, PNG, DXF, etc. Carving Area:X: 400MM x Y: 400MM Image size: No Limit ( The pixel accuracy could be adjusted freely, and the default is 300 pixels per inch, its about 0.81um pixel precision ) Tip:The gantry structure does not need to be assembled. The others are all parts and need to be assembled by yourself. We provide instructions and video tutorials. Please feel free to contact us if you have any questions. 【Motherboard with 32Bits MCU】 It could preprocess 32 instructions, support baud rate as high as 921600,, more powerful! 【The Most Advanced 32Bits Laser Engraver Firmware】 GRBL 1.1 laser master firmware, smarter, faster, higher precision and easier to use. 【Laser power range could be S0 - S1000】 Laser Master could control laser beam more accurately, could even use the high power laser unit to "draw" a picture on paper , that the 8bits high power laser engravers could not do. 【Engraving speed could be as high as 3000MM/Min】 If do not consider the laser carving result, the velocity of movement could be as high as 1000MM/S Laser:40W Optical power output:5.5W （Label shows standard output power） Current:3.8A Laser tube:2xLD+FAC+C-Lens Laser wavelength:445nm±5nm Beam shape:Dot ( Fixed Focus ) Operating voltage:DC 12V PWM/TTL input:0-5V Input interface:XH2.54-3Pin (+,-, PWM/TTL) TTL output power:> 1K HZ output power = continuous power x 40% Working frequency: