Double clicking the 'Laser Carve_EN 2015.11.10.3.0.0.exe' file should run the software, the picture below shows the main screen of the software. The laser engraver software for NEJE DK-5 Pro-5 does not need an installation, you can run it from your SD card.Specifications: Dimensions and Weight - Product weight: 1.000 kg, Product size: 13.00 x 13.50 x 16.50 cm / 5.12 x 5.31 x 6.5 inches Material: Acrylic + aluminum + stainless steel.Can not engrave metal / aluminum / acrylic.Can be carved items included: Hard wood, plastic, bamboo, rubber, leather, cut paper and so on.Truly 500mW blue and purple laser head, more higher speed, support more types of materials.Long time use, NEJE developed the professional power IC and radiator, carving time will last much longer than other laser and more stable.High power and high resolution print, soft material can print out the 3D and the gradient effect.Unique frame and weak light automatic positioning, frame positioning makes the image positioning easier, weak light even would not be difficult to engrave in toothpicks.Strong and cool design, high precision and stability.Support our professional English design software.