... Engraving Crafts dual rail operation one year warranty laser engraver machine/ mdk-1290Laser type: sealed off CO2 ... accuracy: ± 0.1mmTotal power: <1000W Suitable materials:wood, bamboo, jade, marble, organic glass, crystal, plastic, clothing, paper, leather, ... or occasional machine control system. Suitable material: Wood, bamboo, jade, marble, organic glass, crystal, plastic, clothing, paper, leather ...