... exciusion of dust and smoke system;8.The huff protection;9.Exclusive software: support file format output,such as PLT,BMP..DXF ... , PLT, AI, TGA, DXF, etcLaser Power Control1-100% manipulating or software setting Auxiliary EquipmentsExhaust-fans, Air-exhaust pipeMinumum Shaping CharacterChinses character ...