QA-LC100S Laser rust removal equipment is a suitcase type machine.The outlook is the same as a travel case , which is very easy to take along and move. Also the best demo machine to fly with you on airplane. We also approved to add Phone APP control system. It can remove the rust, paint, grease, dirt, coating, residue, oxide layer, and other target materials with high efficiency, high performance, low cost and without harm to the base material.