Makeblock Laser Engraver Upgrade Pack (500mW) for XY Engrave materials: Wood boards, colorful paper cards, dark opaque acrylic, foam papers, dark cloth, leather, etc. Cutting materials: Colorful paper cards, foam papers, etc. Controlled by mDraw or Benbox, Laser Engraver Upgrade Pack is able to engrave awesome patterns and words on phone case, wallet, jeans, wooden board, paper board, Acrylic plate, etc, hence customizing your own special items. Can be used with Makeblock XY Plotter V2.0 or mDrawbot, adding laser engraving function to these 2 robot kits. Suitable for places required engraving or cutter, such as at home, in hackerspace, at school, in companies, etc.