Is the product pre-assembled? Etcher Laser February 25, 2019 02:19 Updated Follow It is fully assembled and ready to use. Related articles What is the wattage? Compatible Material List I don’t see my material on the list of compatible ones. How do I know if it’s safe to cut or etch with Etcher Laser? What type of ventilation system does it have? What is the laser’s life expectancy ? Comments 0 comments Please sign in to leave a comment.