With the fortified complexity of engraving craft, the traditional machine is restrained for engraving develop. So, laser engraving machine is born. Laser engraving machine is divided into two main kinds, that is nonmetal and metal machine. What we are going to recommend is this NEJE DK-5 Pro 500mW USB Laser Engraver Box / Laser Engraving Machine / DIY Laser Printer. It can be used for carving plastic, wood, rubber, leather and so on, while it doesn’t support metal, aluminum and other retardant materials. Made of high-class materials and with sophisticated workmanship, this machine is durable and reliable for long-term use. It supports offline use, only connecting the two USB ports for charging. Easy to operate!