Do not say that name here lol - very shady company, infamous for hosting a crowdfunding campaign on Indiegogo for "development" of an already sold vaporizer
Do some search here on FC, see what others suggest, I would just contact Relaxotech directly, sure you will get the latest! Older Imag Plus with metal heating chamber has a method of polyimide thermal film heating - ceramic is the healthier option. Copper tubes have a line of shiny copper between body and mouthpiece, like a ring, easy to spot.