Using the laser engraving machine is very simple. First you have to define the laser engraving machine on computer. Connect the cooler piece to the laser engraving machine

 Fill a pail of water and drop the pump in it to generate carbon inside the laser tube in the laser engraving machine. Modify the laser lenses so they are fully compatible and It works well.

The design work that you will work on is completed. You can now open the laser engraving machine and send the image to it to determine the necessary dimensions. After clicking on the print command and starting the process of engraving, engraving or carving or cutting on the material you want to work on.