1、This laser engraving machine has a larger area, 255 x 440 mm engraving and cutting area. 2、The machine has a 30W power module, an optical power output of 7.5W, a central issue of 0.1mm, and it supports engraving and cutting. 3、Professional, support the latest grbl 1f firmware, support laserGRBL, benbox and lightburn software. 4、Simple and portable engraving experience: Support for NEJE series software, including for NEJE android APP/NEJE windows software/NEJE OS X software/NEJE wireless APP for iOS/NEJE Scanner APP. 5、With safety design, the laser module comes with a protective panel design to block more than 90% of the leaking light; built-in MEMS Roll protection. 6、This engraving machine is quiet, intelligently driven, and can automatically adjust the fan speed according to the laser temperature. 7、The focus can be adjusted directly, or the focus can be adjusted to a fixed position, and the focus can be adjusted with a fixed thickness board, which can simultaneously take into account the use of engraving and cutting. 8、Support for NEJE 4pin interface series modules, including 3500mw, 7W, 20W, 30W, etc. need to be equipped by themselves. 1 x Laser Engraving Machine Horizontal Axis1 x Laser Engraving Machine Vertical Axis1 x Laser Module1 x 12V3A Power Supply1 x User Manual1 x Red Glasses1 x Connection Line1 x USB Cable1 x Accessories Package Item Type: Laser Engraving MachineModel: NEJE Master 2 plus 40WOptical Power: 450nm 15WControl Board: 2 x MCU + wireless control + MEMSSafety Protection: MEMSWorking Size: Approx. 255 x 440mm / 10 x 17.3inPixel: 2266 x 2266 PxPoint Spacing: 0.1mmSoftware: Support for NEJE series software, including for NEJE android APP/NEJE windows software/NEJE OS X software/NEJE wireless APP for iOS/ NEJE Scanner APP.For NEJE Software Upgrade Service: YesFor NEJE Cloud Gallery: YesFor NEJE Scanner Function: YesMaterial: CNC cutting composite board, aluminum alloy, acrylic.Can Engrave: Acrylic, leather, MDF, metal, paper, plastic, plywood, rubber, wood, painted metal/aluminaCan't Engrave: Metal/glass/stone/ceramic/PCB/stainless steel/reflective material/transparent materialKeep Working: UnlimitedWavelength: 450nmDrive: Built-inLens Material: D-ZK3Radiator Material: Aircraft aluminum + brass shellLuminous Color: BlueInput Voltage: AC110-240V, 50/60HzOutput Voltage: DC12V, 3APicture Format: .BMP \ .JPG \ .PNG \ .NC \ .DXF \ etc.